diff --git a/build.gradle b/build.gradle
index 1d9ef1a..23888f7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -17,7 +17,7 @@ dependencies {
     compileOnly "dev.folia:folia-api:1.20.4-R0.1-SNAPSHOT"
 }
 
-def targetJavaVersion = 21
+def targetJavaVersion = 17
 java {
     def javaVersion = JavaVersion.toVersion(targetJavaVersion)
     sourceCompatibility = javaVersion