diff --git a/pkgs/development/tools/go-protobuf/default.nix b/pkgs/development/tools/go-protobuf/default.nix
index 43731b72a55a..62a750269209 100644
--- a/pkgs/development/tools/go-protobuf/default.nix
+++ b/pkgs/development/tools/go-protobuf/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "go-protobuf";
-  version = "1.3.2";
+  version = "1.4.2";
 
   src = fetchFromGitHub {
     owner = "golang";
     repo = "protobuf";
     rev = "v${version}";
-    sha256 = "1k1wb4zr0qbwgpvz9q5ws9zhlal8hq7dmq62pwxxriksayl6hzym";
+    sha256 = "0m5z81im4nsyfgarjhppayk4hqnrwswr3nix9mj8pff8x9jvcjqw";
   };
 
-  vendorSha256 = "0sjjj9z1dhilhpc8pq4154czrb79z9cm044jvn75kxcjv6v5l2m5";
+  vendorSha256 = "04w9vhkrwb2zfqk73xmhignjyvjqmz1j93slkqp7v8jj2dhyla54";
 
   meta = with stdenv.lib; {
     homepage    = "https://github.com/golang/protobuf";