diff --git a/build.gradle b/build.gradle
index 0f7dc66..8ca98ff 100644
--- a/build.gradle
+++ b/build.gradle
@@ -86,6 +86,15 @@ allprojects {
         }
     }
 
+    tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile) {
+        kotlinOptions {
+            jvmTarget = "17"
+        }
+    }
+
+    java.sourceCompatibility = JavaVersion.VERSION_17
+    java.targetCompatibility = JavaVersion.VERSION_17
+
     compileJava.options.encoding = 'UTF-8'
     compileJava.dependsOn clean
 
@@ -111,7 +120,6 @@ jar {
 group = 'com.willfp'
 archivesBaseName = project.name
 version = findProperty("version")
-java.sourceCompatibility = JavaVersion.VERSION_17
 
 compileJava.options.encoding = 'UTF-8'