diff --git a/runtime-batching-kit/build.gradle b/runtime-batching-kit/build.gradle
index f59171c..50727d6 100644
--- a/runtime-batching-kit/build.gradle
+++ b/runtime-batching-kit/build.gradle
@@ -1,6 +1,6 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
-    ext.kotlin_version = "1.8.10"
+    ext.kotlin_version = "1.8.20"
     repositories {
         google()
         mavenCentral()