diff --git a/scripts/gulp/tasks/core.ts b/scripts/gulp/tasks/core.ts
index 75dca6aecc..acee199bc3 100644
--- a/scripts/gulp/tasks/core.ts
+++ b/scripts/gulp/tasks/core.ts
@@ -18,7 +18,8 @@ function buildAngularBinding(isDevAndWatch: boolean, done: Function) {
   const cwd = join(PROJECT_ROOT, '../ionic-core');
   const args = [
     'run',
-    'build.angular'
+    'build.angular',
+    PROJECT_ROOT
   ];
 
   if (isDevAndWatch) {