diff --git a/wercker.yml b/wercker.yml
index 1c40629..0f4c0be 100644
--- a/wercker.yml
+++ b/wercker.yml
@@ -43,6 +43,10 @@ npm:
         name: npm rebuild
         code: npm rebuild
 
+    - script:
+        name: prepublish
+        code: npm run prepublish
+
     - script:
         name: semantic release pre
         code: npm run semantic-release -- pre