diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index d5f0d5c6..5b7eafee 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -3,7 +3,7 @@
 # Commons
 kotlinBuildscript="2.3.20"
 kotlin20 = "2.0.21"
-kotlin21 = "2.1.21"
+kotlin21 = "2.4.20"
 kotlin22 = "2.2.20"
 kotlin23 = "2.3.20"
 kotlin24 = "2.4.20"