diff --git a/build.gradle.kts b/build.gradle.kts
index 06c389d..1f10c11 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,12 +8,15 @@ group = "net.thenextlvl.services"
 version = "1.0.0"
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_21
-    targetCompatibility = JavaVersion.VERSION_21
+    toolchain.languageVersion = JavaLanguageVersion.of(21)
     withSourcesJar()
     withJavadocJar()
 }
 
+tasks.compileJava {
+    options.release.set(21)
+}
+
 repositories {
     mavenCentral()
     maven("https://repo.thenextlvl.net/releases")