diff --git a/build.gradle.kts b/build.gradle.kts
index 48f65a7a..b99bd094 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -7,7 +7,7 @@ plugins {
     groovy
     jacoco
     signing
-    kotlin("jvm") version "2.1.0"
+    kotlin("jvm") version "2.0.21"
     id("com.android.lint") version "8.7.3"
     id("org.jetbrains.dokka") version "2.0.0"
     id("com.github.spotbugs.gradle-plugin")