diff --git a/wnf.py b/wnf.py
index f37aa4ea85..71e6691800 100755
--- a/wnf.py
+++ b/wnf.py
@@ -74,7 +74,8 @@ def sync_all(force=0):
 
 def update_erpnext(remote='origin', branch='master'):
 	pull(remote, branch)
-	patch_sync_build()
+	from webnotes.utils import execute_in_shell
+	execute_in_shell("lib/wnf.py --patch_sync_build", verbose=1)
 	
 def patch_sync_build():
 	patch_sync()