diff --git a/config/system-headers b/config/system-headers
index 9a03619aef4b..9d61c0e16216 100644
--- a/config/system-headers
+++ b/config/system-headers
@@ -1036,9 +1036,3 @@ hunspell.hxx
 #if MOZ_NATIVE_BZ2==1
 bzlib.h
 #endif
-#ifdef MOZ_PLATFORM_HILDON
-hildon-uri.h
-#endif
-#ifdef NS_OSSO
-libosso.h
-#endif