diff --git a/Formula/leptonica.rb b/Formula/leptonica.rb
index 966a55140b..a206334210 100644
--- a/Formula/leptonica.rb
+++ b/Formula/leptonica.rb
@@ -3,6 +3,7 @@ class Leptonica < Formula
   homepage "http://www.leptonica.org/"
   url "http://www.leptonica.org/source/leptonica-1.78.0.tar.gz"
   sha256 "e2ed2e81e7a22ddf45d2c05f0bc8b9ae7450545d995bfe28517ba408d14a5a88"
+  revision 1
 
   bottle do
     cellar :any