diff --git a/gradle.properties b/gradle.properties
index d88441af31..6e3a8a3844 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,7 +4,7 @@ org.gradle.caching=true
 org.gradle.parallel=true
 org.gradle.jvmargs=-Xmx2g -Dfile.encoding=UTF-8
 
-kotlinVersion=1.7.20
+kotlinVersion=1.7.21
 tomcatVersion=10.1.1
 nativeBuildToolsVersion=0.9.17