diff --git a/pkgs/development/tools/protoc-gen-grpc-web/default.nix b/pkgs/development/tools/protoc-gen-grpc-web/default.nix
index 28a83a07d818..7308414504ed 100644
--- a/pkgs/development/tools/protoc-gen-grpc-web/default.nix
+++ b/pkgs/development/tools/protoc-gen-grpc-web/default.nix
@@ -7,13 +7,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "protoc-gen-grpc-web";
-  version = "1.4.2";
+  version = "1.5.0";
 
   src = fetchFromGitHub {
     owner = "grpc";
     repo = "grpc-web";
     rev = finalAttrs.version;
-    sha256 = "sha256-OetDAZ6zC8r7e82FILpQQnM+JHG9eludwhEuPaklrnw=";
+    sha256 = "sha256-yqiSuqan4vynE3AS8OnYdzA+3AVlVFTBkxTuJe17114=";
   };
 
   sourceRoot = "${finalAttrs.src.name}/javascript/net/grpc/web/generator";