diff --git a/pkgs/development/ruby-modules/bundler/default.nix b/pkgs/development/ruby-modules/bundler/default.nix
index 894c9df558e..6ba1d5f10ec 100644
--- a/pkgs/development/ruby-modules/bundler/default.nix
+++ b/pkgs/development/ruby-modules/bundler/default.nix
@@ -4,8 +4,8 @@ buildRubyGem rec {
   inherit ruby;
   name = "${gemName}-${version}";
   gemName = "bundler";
-  version = "1.16.1";
-  source.sha256 = "1s2nq4qnffxg3kwrk7cnwxcvfihlhxm9absl2l6d3qckf3sy1f22";
+  version = "1.14.6";
+  source.sha256 = "0h3x2csvlz99v2ryj1w72vn6kixf7rl35lhdryvh7s49brnj0cgl";
   dontPatchShebangs = true;
 
   postFixup = ''