diff --git a/build.gradle b/build.gradle
index 9810e41bdaac..b0f24007374f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
     ext {
-        KOTLIN_VERSION = "2.0.10"
+        KOTLIN_VERSION = "2.0.21"
         KETHEREUM_VERSION = "0.86.0"
     }