diff --git a/pkgs/development/ruby-modules/bundler/default.nix b/pkgs/development/ruby-modules/bundler/default.nix
index b1d0b76f086..7f89d1ffa87 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 = "1.16.2";
-  source.sha256 = "3bb53e03db0a8008161eb4c816ccd317120d3c415ba6fee6f90bbc7f7eec8690";
+  version = "1.16.3";
+  source.sha256 = "0spddjiq6yscl4sywwcj5zrjk3lq02zacigrz2fh78yfdzyi34fq";
   dontPatchShebangs = true;
 
   postFixup = ''