diff --git a/CHANGELOG.md b/CHANGELOG.md
index d204cf5..8ca5595 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.0.18
+
+* Add base companion for `UIKitFlex` with result class `uk-flex`
+
 ## 0.0.17
 
 * In `DefaultTable` `headingCustomizer` has been renamed to `headerCellCustomizer`
diff --git a/gradle.properties b/gradle.properties
index 9e81911..2c7e560 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -9,4 +9,4 @@ android.enableJetifier=true
 # Project data
 
 group=dev.inmo
-version=0.0.17
+version=0.0.18
diff --git a/src/jsMain/kotlin/dev/inmo/jsuikit/modifiers/UIKitFlex.kt b/src/jsMain/kotlin/dev/inmo/jsuikit/modifiers/UIKitFlex.kt
index a1f3d0d..3a7fa11 100644
--- a/src/jsMain/kotlin/dev/inmo/jsuikit/modifiers/UIKitFlex.kt
+++ b/src/jsMain/kotlin/dev/inmo/jsuikit/modifiers/UIKitFlex.kt
@@ -1,7 +1,7 @@
 package dev.inmo.jsuikit.modifiers
 
-sealed class UIKitFlex(suffix: String) : UIKitModifier {
-    override val classes: Array<String> = arrayOf("uk-flex-$suffix")
+sealed class UIKitFlex(suffix: String?) : UIKitModifier {
+    override val classes: Array<String> = arrayOf("uk-flex${suffix ?.let { "-$it" } ?: ""}")
 
     object Inline : UIKitFlex("inline")
 
@@ -76,4 +76,6 @@ sealed class UIKitFlex(suffix: String) : UIKitModifier {
 
     object NoWrap : UIKitFlex("nowrap")
 
+    companion object : UIKitFlex(null)
+
 }