diff --git a/src/build/common.gypi b/src/build/common.gypi
index 900af5e384..c0cfca6b83 100644
--- a/src/build/common.gypi
+++ b/src/build/common.gypi
@@ -112,7 +112,7 @@
     'defines': [
       # TODO(leozwang): Run this as a gclient hook rather than at build-time:
       # http://code.google.com/p/webrtc/issues/detail?id=687
-      'WEBRTC_SVNREVISION="Unavailable (issue687)"',
+      'WEBRTC_SVNREVISION="Unavailable(issue687)"',
       #'WEBRTC_SVNREVISION="<!(python <(webrtc_root)/build/version.py)"',
     ],
     'conditions': [