diff --git a/pkgs/development/tools/protolint/default.nix b/pkgs/development/tools/protolint/default.nix
index a9252814d28e..0588123c838b 100644
--- a/pkgs/development/tools/protolint/default.nix
+++ b/pkgs/development/tools/protolint/default.nix
@@ -1,16 +1,16 @@
 { lib, buildGoModule, fetchFromGitHub }:
 buildGoModule rec {
   pname = "protolint";
-  version = "0.50.1";
+  version = "0.50.3";
 
   src = fetchFromGitHub {
     owner = "yoheimuta";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-zn9bxOWJWlF3lpVAuJQTTnBqNeTAZg+0bPVGAzf3a54=";
+    hash = "sha256-0kQCgblqx7fBD5fk3cbkoLga/IL8nTE3XqSDm7ynRE4=";
   };
 
-  vendorHash = "sha256-E3pzeu+JA97z2q21ARTgwTPldhWODqkCP7rQMMKygAw=";
+  vendorHash = "sha256-pjDVOD6McJdER+BbUckKt4WW/AXsCxdA2nNn8iWSlGE=";
 
   # Something about the way we run tests causes issues. It doesn't happen
   # when using "go test" directly: