diff --git a/tools/broccoli/broccoli-check-imports.ts b/tools/broccoli/broccoli-check-imports.ts
index 0756747fe4..f1d53c0076 100644
--- a/tools/broccoli/broccoli-check-imports.ts
+++ b/tools/broccoli/broccoli-check-imports.ts
@@ -16,7 +16,8 @@ class CheckImports implements DiffingBroccoliPlugin {
     "angular2/src/core": ["angular2/src/facade"],
     "angular2/src/facade": ["rxjs"],
     "angular2/src/common": ["angular2/core", "angular2/src/facade"],
-    "angular2/src/http": ["angular2/core", "angular2/src/facade", "rxjs"]
+    "angular2/src/http": ["angular2/core", "angular2/src/facade", "rxjs"],
+    "angular2/src/upgrade": ["angular2/core", "angular2/src/facade", "angular2/platform/browser"]
     //"angular2/src/render": [
     //  "angular2/animate",
     //  "angular2/core",