diff --git a/build.gradle b/build.gradle
index 8a2639f8..1ab9fe8d 100755
--- a/build.gradle
+++ b/build.gradle
@@ -87,5 +87,5 @@ mixin {
 }
 
 jar {
-    from sourceSets.launch.output
+    from sourceSets.launch.output, sourceSets.api.output
 }