diff --git a/Formula/pangomm.rb b/Formula/pangomm.rb
index a23211aff9..511a4e83b0 100644
--- a/Formula/pangomm.rb
+++ b/Formula/pangomm.rb
@@ -3,6 +3,7 @@ class Pangomm < Formula
   homepage "http://www.pango.org/"
   url "https://download.gnome.org/sources/pangomm/2.40/pangomm-2.40.1.tar.xz"
   sha256 "9762ee2a2d5781be6797448d4dd2383ce14907159b30bc12bf6b08e7227be3af"
+  revision 1
 
   bottle do
     cellar :any