diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5727678968..ce272c5b40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,7 +11,6 @@
     but new type of content (`MediaGroupContent`) has been introduced
   * [Bot API 6.3](https://core.telegram.org/bots/api-changelog#november-5-2022) support
 * `Versions`:
-  * `Kotlin`: `1.7.20` -> `1.7.21`
   * `MicroUtils`: `0.13.2` -> `0.14.0`
 * `Core`:
   * New requests
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index e40a513184..4d57db84be 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 
-kotlin = "1.7.21"
+kotlin = "1.7.20"
 kotlin-serialization = "1.4.1"
 kotlin-coroutines = "1.6.4"