diff --git a/bench/bench-kotlin/pom.xml b/bench/bench-kotlin/pom.xml
index 9bacbd2..86f3170 100644
--- a/bench/bench-kotlin/pom.xml
+++ b/bench/bench-kotlin/pom.xml
@@ -14,7 +14,7 @@
   <packaging>jar</packaging>
 
   <properties>
-    <kotlin.version>2.4.10</kotlin.version>
+    <kotlin.version>2.4.20</kotlin.version>
   </properties>
 
   <dependencies>