diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/InputRichBlocks.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/InputRichBlocks.kt
index b5343c2062..7d0d275c53 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/InputRichBlocks.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/InputRichBlocks.kt
@@ -223,7 +223,7 @@ data class InputRichBlockBlockQuotation(
     }
 }
 
-/** A block quotation that is collapsed by default. */
+/** A block quotation that users can expand. */
 @Serializable
 data class InputRichBlockExpandableBlockQuotation(
     @SerialName(textField)
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichBlocks.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichBlocks.kt
index b6424a208e..f4f84de236 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichBlocks.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichBlocks.kt
@@ -305,7 +305,7 @@ data class RichBlockBlockQuotation(
 }
 
 /**
- * A block quotation that is collapsed by default.
+ * A block quotation that users can expand.
  *
  * @see <a href="https://core.telegram.org/bots/api#richblockexpandableblockquotation">RichBlockExpandableBlockQuotation</a>
  */
@@ -326,9 +326,9 @@ data class RichBlockExpandableBlockQuotation(
     companion object {
         const val TYPE = "expandable_blockquote"
         fun markdown(text: RichText, credit: RichText?): String =
-            "<blockquote collapsed>${text.markdown}${creditCiteMarkdown(credit)}</blockquote>"
+            "<blockquote expandable>${text.html}${creditCiteHtml(credit)}</blockquote>"
         fun html(text: RichText, credit: RichText?): String =
-            "<blockquote collapsed>${text.html}${creditCiteHtml(credit)}</blockquote>"
+            "<blockquote expandable>${text.html}${creditCiteHtml(credit)}</blockquote>"
     }
 }
 
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichMessageButton.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichMessageButton.kt
index 4fcaa6dce7..a1e1ac9924 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichMessageButton.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichMessageButton.kt
@@ -32,6 +32,9 @@ sealed interface RichMessageButton {
     val text: RichText
     val style: RichMessageButtonStyle?
 
+    /** Creates rich HTML or Markdown button markup containing [text]. */
+    fun toRichMarkup(text: String): String
+
     @Serializable
     data class Url(
         @SerialName(textField) override val text: RichText,
@@ -39,6 +42,10 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "url")
+            attribute("url", url)
+        }
     }
 
     @Serializable
@@ -48,6 +55,10 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style, allowLinkStyle = true) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "callback_data")
+            attribute("data", callbackData)
+        }
     }
 
     @Serializable
@@ -57,6 +68,10 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "web_app")
+            attribute("url", webApp.url)
+        }
     }
 
     @Serializable
@@ -69,6 +84,13 @@ sealed interface RichMessageButton {
             validateRichMessageButton(text, style)
             require(loginUrl.botUsername == null) { "Rich message login URL buttons do not support bot usernames" }
         }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "login_url")
+            attribute("url", loginUrl.url)
+            loginUrl.forwardText?.let { attribute("forward-text", it) }
+            loginUrl.botUsername?.let { attribute("bot-username", it) }
+            if (loginUrl.requestWriteAccess == true) add("request-write-access")
+        }
     }
 
     @Serializable
@@ -78,6 +100,10 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "switch_inline_query")
+            attribute("query", switchInlineQuery)
+        }
     }
 
     @Serializable
@@ -87,6 +113,10 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "switch_inline_query_current_chat")
+            attribute("query", switchInlineQueryCurrentChat)
+        }
     }
 
     @Serializable
@@ -96,6 +126,14 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "switch_inline_query_chosen_chat")
+            switchInlineQueryChosenChat.query?.let { attribute("query", it) }
+            if (switchInlineQueryChosenChat.allowUsers) add("allow-user-chats")
+            if (switchInlineQueryChosenChat.allowBots) add("allow-bot-chats")
+            if (switchInlineQueryChosenChat.allowGroups) add("allow-group-chats")
+            if (switchInlineQueryChosenChat.allowChannels) add("allow-channel-chats")
+        }
     }
 
     @Serializable
@@ -105,6 +143,10 @@ sealed interface RichMessageButton {
         @SerialName(styleField) override val style: RichMessageButtonStyle? = null
     ) : RichMessageButton {
         init { validateRichMessageButton(text, style) }
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "copy_text")
+            attribute("text", copyText.text)
+        }
     }
 
     @Serializable
@@ -116,6 +158,10 @@ sealed interface RichMessageButton {
         @SerialName(disabledField)
         @kotlinx.serialization.EncodeDefault
         val disabled: DisabledButton = DisabledButton
+
+        override fun toRichMarkup(text: String): String = richMarkup(text, style) {
+            attribute("type", "disabled")
+        }
     }
 }
 
@@ -124,7 +170,7 @@ private fun validateRichMessageButton(
     style: RichMessageButtonStyle?,
     allowLinkStyle: Boolean = false
 ) {
-    require(text.isValidRichMessageButtonText()) {
+    require(text.isValidRichMessageButtonText) {
         "Rich message button text can contain only plain text, custom emoji and date-time entities"
     }
     require(allowLinkStyle || style != RichMessageButtonStyle.Link) {
@@ -132,14 +178,6 @@ private fun validateRichMessageButton(
     }
 }
 
-private fun RichText.isValidRichMessageButtonText(): Boolean = when (this) {
-    is RichTextPlain -> true
-    is RichTextCustomEmoji -> true
-    is RichTextDateTime -> text.isValidRichMessageButtonText()
-    is RichTextGroup -> parts.all { it.isValidRichMessageButtonText() }
-    else -> false
-}
-
 /** Closed set of styles supported by [RichMessageButton]. */
 @Serializable(RichMessageButtonStyle.Serializer::class)
 sealed interface RichMessageButtonStyle {
@@ -234,57 +272,21 @@ sealed interface RichBlockButtonAlignment {
     }
 }
 
-internal fun RichMessageButton.toRichMarkup(text: String): String {
+private fun richMarkup(
+    text: String,
+    style: RichMessageButtonStyle?,
+    buildAttributes: MutableList<String>.() -> Unit
+): String {
     val attributes = mutableListOf<String>()
-    fun attribute(name: String, value: String) {
-        attributes.add("$name=\"${value.escapeRichMarkupAttribute()}\"")
-    }
-    when (this) {
-        is RichMessageButton.Url -> {
-            attribute("type", "url")
-            attribute("url", url)
-        }
-        is RichMessageButton.CallbackData -> {
-            attribute("type", "callback_data")
-            attribute("data", callbackData)
-        }
-        is RichMessageButton.WebApp -> {
-            attribute("type", "web_app")
-            attribute("url", webApp.url)
-        }
-        is RichMessageButton.LoginUrl -> {
-            attribute("type", "login_url")
-            attribute("url", loginUrl.url)
-            loginUrl.forwardText?.let { attribute("forward-text", it) }
-            loginUrl.botUsername?.let { attribute("bot-username", it) }
-            if (loginUrl.requestWriteAccess == true) attributes.add("request-write-access")
-        }
-        is RichMessageButton.SwitchInlineQuery -> {
-            attribute("type", "switch_inline_query")
-            attribute("query", switchInlineQuery)
-        }
-        is RichMessageButton.SwitchInlineQueryCurrentChat -> {
-            attribute("type", "switch_inline_query_current_chat")
-            attribute("query", switchInlineQueryCurrentChat)
-        }
-        is RichMessageButton.SwitchInlineQueryChosenChat -> {
-            attribute("type", "switch_inline_query_chosen_chat")
-            switchInlineQueryChosenChat.query?.let { attribute("query", it) }
-            if (switchInlineQueryChosenChat.allowUsers) attributes.add("allow-user-chats")
-            if (switchInlineQueryChosenChat.allowBots) attributes.add("allow-bot-chats")
-            if (switchInlineQueryChosenChat.allowGroups) attributes.add("allow-group-chats")
-            if (switchInlineQueryChosenChat.allowChannels) attributes.add("allow-channel-chats")
-        }
-        is RichMessageButton.CopyText -> {
-            attribute("type", "copy_text")
-            attribute("text", copyText.text)
-        }
-        is RichMessageButton.Disabled -> attribute("type", "disabled")
-    }
-    style?.let { attribute("style", it.name) }
+    attributes.buildAttributes()
+    style?.let { attributes.attribute("style", it.name) }
     return "<tg-button ${attributes.joinToString(" ")}>$text</tg-button>"
 }
 
+private fun MutableList<String>.attribute(name: String, value: String) {
+    add("$name=\"${value.escapeRichMarkupAttribute()}\"")
+}
+
 private fun String.escapeRichMarkupAttribute(): String = replace("&", "&amp;")
     .replace("\"", "&quot;")
     .replace("<", "&lt;")
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichText.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichText.kt
index 62f920ec65..9a7c590609 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichText.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichText.kt
@@ -36,6 +36,9 @@ sealed interface RichText {
      * [Rich HTML style](https://core.telegram.org/bots/api#rich-html-style) representation of this [RichText].
      */
     val html: String
+
+    /** Whether this text is permitted as [RichMessageButton] text. */
+    val isValidRichMessageButtonText: Boolean
 }
 
 /**
@@ -48,6 +51,7 @@ data class RichTextPlain(
     override val rawText: String = text
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = true
 
     companion object {
         fun markdown(text: String): String = text.escapeRichMarkdown()
@@ -65,6 +69,7 @@ data class RichTextGroup(
     override val rawText: String = parts.joinToString(separator = "") { it.rawText }
     override val markdown: String = markdown(parts)
     override val html: String = html(parts)
+    override val isValidRichMessageButtonText: Boolean = parts.all { it.isValidRichMessageButtonText }
 
     companion object {
         fun markdown(parts: List<RichText>): String = parts.joinToString(separator = "") { it.markdown }
@@ -81,6 +86,7 @@ sealed interface RichTextEntity : RichText {
 
     override val markdown: String
     override val html: String
+    override val isValidRichMessageButtonText: Boolean
 }
 
 object RichTextSerializer : KSerializer<RichText> {
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichTextEntities.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichTextEntities.kt
index 5681fc223e..572bdfb420 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichTextEntities.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/rich/RichTextEntities.kt
@@ -46,6 +46,7 @@ data class RichTextButton(
     override val rawText: String = button.text.rawText
     override val markdown: String = markdown(button)
     override val html: String = html(button)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "button"
@@ -71,6 +72,7 @@ data class RichTextBold(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "bold"
@@ -96,6 +98,7 @@ data class RichTextItalic(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "italic"
@@ -121,6 +124,7 @@ data class RichTextUnderline(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "underline"
@@ -146,6 +150,7 @@ data class RichTextStrikethrough(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "strikethrough"
@@ -171,6 +176,7 @@ data class RichTextSpoiler(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "spoiler"
@@ -196,6 +202,7 @@ data class RichTextSubscript(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "subscript"
@@ -221,6 +228,7 @@ data class RichTextSuperscript(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "superscript"
@@ -246,6 +254,7 @@ data class RichTextMarked(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "marked"
@@ -271,6 +280,7 @@ data class RichTextCode(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "code"
@@ -300,6 +310,7 @@ data class RichTextDateTime(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, unixTime, dateTimeFormat)
     override val html: String = html(text, unixTime, dateTimeFormat)
+    override val isValidRichMessageButtonText: Boolean = text.isValidRichMessageButtonText
 
     companion object {
         const val TYPE = "date_time"
@@ -329,6 +340,7 @@ data class RichTextTextMention(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, user)
     override val html: String = html(text, user)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "text_mention"
@@ -358,6 +370,7 @@ data class RichTextCustomEmoji(
     override val rawText: String = alternativeText
     override val markdown: String = markdown(customEmojiId, alternativeText)
     override val html: String = html(customEmojiId, alternativeText)
+    override val isValidRichMessageButtonText: Boolean = true
 
     companion object {
         const val TYPE = "custom_emoji"
@@ -385,6 +398,7 @@ data class RichTextMathematicalExpression(
     override val rawText: String = expression
     override val markdown: String = markdown(expression)
     override val html: String = html(expression)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "mathematical_expression"
@@ -412,6 +426,7 @@ data class RichTextUrl(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, url)
     override val html: String = html(text, url)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "url"
@@ -439,6 +454,7 @@ data class RichTextEmailAddress(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, emailAddress)
     override val html: String = html(text, emailAddress)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "email_address"
@@ -466,6 +482,7 @@ data class RichTextPhoneNumber(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, phoneNumber)
     override val html: String = html(text, phoneNumber)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "phone_number"
@@ -493,6 +510,7 @@ data class RichTextBankCardNumber(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "bank_card_number"
@@ -520,6 +538,7 @@ data class RichTextMention(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "mention"
@@ -547,6 +566,7 @@ data class RichTextHashtag(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "hashtag"
@@ -574,6 +594,7 @@ data class RichTextCashtag(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "cashtag"
@@ -601,6 +622,7 @@ data class RichTextBotCommand(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text)
     override val html: String = html(text)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "bot_command"
@@ -626,6 +648,7 @@ data class RichTextAnchor(
     override val rawText: String = ""
     override val markdown: String = markdown(name)
     override val html: String = html(name)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "anchor"
@@ -653,6 +676,7 @@ data class RichTextAnchorLink(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, anchorName)
     override val html: String = html(text, anchorName)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "anchor_link"
@@ -680,6 +704,7 @@ data class RichTextReference(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, name)
     override val html: String = html(text, name)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "reference"
@@ -707,6 +732,7 @@ data class RichTextReferenceLink(
     override val rawText: String = text.rawText
     override val markdown: String = markdown(text, referenceName)
     override val html: String = html(text, referenceName)
+    override val isValidRichMessageButtonText: Boolean = false
 
     companion object {
         const val TYPE = "reference_link"
diff --git a/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/RichMessageSerializationTest.kt b/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/RichMessageSerializationTest.kt
index ac3df7373c..f96f8d46a0 100644
--- a/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/RichMessageSerializationTest.kt
+++ b/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/RichMessageSerializationTest.kt
@@ -114,6 +114,7 @@ class RichMessageSerializationTest {
         )
 
         validTexts.forEach { text ->
+            assertEquals(true, text.isValidRichMessageButtonText)
             assertEquals(text, RichMessageButton.Disabled(text).text)
         }
 
@@ -124,6 +125,7 @@ class RichMessageSerializationTest {
             RichTextDateTime(RichTextBold(plain), TelegramDate(1L), "wDT")
         )
         invalidTexts.forEach { text ->
+            assertEquals(false, text.isValidRichMessageButtonText)
             assertFailsWith<IllegalArgumentException> { RichMessageButton.Disabled(text) }
         }
 
diff --git a/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichBlockFormattingTest.kt b/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichBlockFormattingTest.kt
index e0b2b8b4cf..4d4adac7eb 100644
--- a/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichBlockFormattingTest.kt
+++ b/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichBlockFormattingTest.kt
@@ -1,7 +1,9 @@
 package dev.inmo.tgbotapi.types.rich
 
+import dev.inmo.tgbotapi.types.CustomEmojiId
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFalse
 
 class RichBlockFormattingTest {
     @Test
@@ -99,8 +101,18 @@ class RichBlockFormattingTest {
     @Test
     fun expandableBlockQuotationAndButtons() {
         val quotation = RichBlockExpandableBlockQuotation(RichTextPlain("q"), RichTextPlain("credit"))
-        assertEquals("<blockquote collapsed>q<cite>credit</cite></blockquote>", quotation.markdown)
-        assertEquals("<blockquote collapsed>q<cite>credit</cite></blockquote>", quotation.html)
+        assertEquals("<blockquote expandable>q<cite>credit</cite></blockquote>", quotation.markdown)
+        assertEquals("<blockquote expandable>q<cite>credit</cite></blockquote>", quotation.html)
+        val customEmojiQuotation = RichBlockExpandableBlockQuotation(
+            RichTextCustomEmoji(CustomEmojiId("emoji"), "emoji"),
+            RichTextCustomEmoji(CustomEmojiId("credit"), "credit")
+        )
+        assertEquals(
+            "<blockquote expandable><tg-emoji emoji-id=\"emoji\">emoji</tg-emoji>" +
+                "<cite><tg-emoji emoji-id=\"credit\">credit</tg-emoji></cite></blockquote>",
+            customEmojiQuotation.markdown
+        )
+        assertFalse(customEmojiQuotation.markdown.contains("!["))
         val buttons = RichBlockButtons(listOf(RichMessageButton.Disabled(RichTextPlain("Disabled"))), RichBlockButtonAlignment.Right)
         assertEquals("<tg-button-row align=\"right\"><tg-button type=\"disabled\">Disabled</tg-button></tg-button-row>", buttons.html)
     }
diff --git a/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichTextFormattingTest.kt b/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichTextFormattingTest.kt
index e48217ca03..05d085036f 100644
--- a/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichTextFormattingTest.kt
+++ b/tgbotapi.core/src/commonTest/kotlin/dev/inmo/tgbotapi/types/rich/RichTextFormattingTest.kt
@@ -245,7 +245,9 @@ class RichTextFormattingTest {
                 SwitchInlineQueryChosenChatParameters(rawAttribute, allowUsers = true)
             ) to "type=\"switch_inline_query_chosen_chat\" query=\"$escapedAttribute\" allow-user-chats",
             RichMessageButton.CopyText(text, CopyTextButtonData(rawAttribute)) to
-                "type=\"copy_text\" text=\"$escapedAttribute\""
+                "type=\"copy_text\" text=\"$escapedAttribute\"",
+            RichMessageButton.Disabled(text) to
+                "type=\"disabled\""
         )
 
         buttonsWithExpectedAttributes.forEach { (button, expectedAttributes) ->