diff --git a/Formula/zebra.rb b/Formula/zebra.rb
index 37b63fc848..7074e757de 100644
--- a/Formula/zebra.rb
+++ b/Formula/zebra.rb
@@ -3,6 +3,7 @@ class Zebra < Formula
   homepage "http://www.indexdata.com/zebra"
   url "http://ftp.indexdata.dk/pub/zebra/idzebra-2.0.61.tar.gz"
   sha256 "e3e5d3c50500847c4d065c93108ab9fd0222a8dbddc12565090cfdd8a885cf6f"
+  revision 1
 
   bottle do
     sha256 "ea1468fb5965b2ad918523f3878d8f469a610424a2e9ecd006defd43a2336cdd" => :el_capitan