diff --git a/.github/workflows/proto-lint.yml b/.github/workflows/proto-lint.yml
index 088e5e09..3f8e7737 100644
--- a/.github/workflows/proto-lint.yml
+++ b/.github/workflows/proto-lint.yml
@@ -23,7 +23,7 @@ jobs:
          go install google.golang.org/protobuf/cmd/protoc-gen-go
          go install google.golang.org/grpc/cmd/protoc-gen-go-grpc
 
-      - uses: bufbuild/buf-setup-action@v1.20.0
+      - uses: bufbuild/buf-setup-action@v1.21.0
 
       - name: buf generate
         working-directory: ./gctrpc