diff --git a/src/main/groovy/com/slimgears/gradleaio/publishing/PublishingPlugin.groovy b/src/main/groovy/com/slimgears/gradleaio/publishing/PublishingPlugin.groovy
index 31eb149..dcd7380 100644
--- a/src/main/groovy/com/slimgears/gradleaio/publishing/PublishingPlugin.groovy
+++ b/src/main/groovy/com/slimgears/gradleaio/publishing/PublishingPlugin.groovy
@@ -41,7 +41,7 @@ class PublishingPlugin extends ProjectPlugin<PublishingConfigurator> {
                         }
 
                         artifact "${project.buildDir}/outputs/aar/${project.name}-release.aar"
-                        artifact (sourceJar)
+                        artifact (project.sourceJar)
                     }
                 }
             }