diff --git a/build.gradle b/build.gradle
index 282ce61d735f..fe08286d0494 100644
--- a/build.gradle
+++ b/build.gradle
@@ -64,6 +64,10 @@ subprojects {
   apply plugin: 'maven' // make pom files for deployment
   apply plugin: 'nebula.maven-base-publish'
 
+  artifacts {
+    archives sourceJar
+  }
+
   compileJava {
     options.encoding = "UTF-8"
   }