diff --git a/Formula/libgcrypt.rb b/Formula/libgcrypt.rb
index ab535db3aa..237250ee08 100644
--- a/Formula/libgcrypt.rb
+++ b/Formula/libgcrypt.rb
@@ -4,6 +4,7 @@ class Libgcrypt < Formula
   url "https://gnupg.org/ftp/gcrypt/libgcrypt/libgcrypt-1.7.0.tar.bz2"
   mirror "https://www.mirrorservice.org/sites/ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-1.7.0.tar.bz2"
   sha256 "b0e67ea74474939913c4d9d9ef4ef5ec378efbe2bebe36389dee319c79bffa92"
+  revision 1
 
   bottle do
     cellar :any