diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4df030f..d87d911 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## 1.2.3
 
+* `Kotlin`: `1.9.20`
+
 ## 1.2.2
 
 **wasm32 target has been removed**
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 710a1f2..a7cea68 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,9 +1,9 @@
 [versions]
 
-kotlin = "1.9.20-RC"
+kotlin = "1.9.20"
 kotlin-gradle-plugin = "7.4.2"
 
-versions = "0.48.0"
+versions = "0.49.0"
 
 dokka = "1.9.10"