diff --git a/buildSrc/src/main/groovy/brouter.library-conventions.gradle b/buildSrc/src/main/groovy/brouter.library-conventions.gradle
index 3fd5d46..3c48b70 100644
--- a/buildSrc/src/main/groovy/brouter.library-conventions.gradle
+++ b/buildSrc/src/main/groovy/brouter.library-conventions.gradle
@@ -16,6 +16,8 @@ publishing {
         }
     }
     publications {
-        gpr(MavenPublication)
+        gpr(MavenPublication) {
+            from components.java
+        }
     }
 }