diff --git a/build.gradle.kts b/build.gradle.kts
index 90fc5e40f..5bc755107 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -94,7 +94,7 @@ subprojects {
     }
 
     configurations.all {
-        attributes.attribute(TargetJvmVersion.TARGET_JVM_VERSION_ATTRIBUTE, 17)
+        attributes.attribute(TargetJvmVersion.TARGET_JVM_VERSION_ATTRIBUTE, 21)
     }
 
     spotless {