diff --git a/mozilla/xpcom/public/MANIFEST_TEMP b/mozilla/xpcom/public/MANIFEST_TEMP
index 41177f1a83c..b82c11a6d79 100644
--- a/mozilla/xpcom/public/MANIFEST_TEMP
+++ b/mozilla/xpcom/public/MANIFEST_TEMP
@@ -1,3 +1,4 @@
+nsICollection.h
 nsIEnumerator.h
 nsIFactory.h
 nsrootidl.h