diff --git a/.github/workflows/proto-breaking-check.yml b/.github/workflows/proto-breaking-check.yml
new file mode 100644
index 00000000000..8e675beb0f3
--- /dev/null
+++ b/.github/workflows/proto-breaking-check.yml
@@ -0,0 +1,16 @@
+name: proto breaking check
+# proto breaking check workflow checks if Protobuf file contains breaking changes.
+# This workflow runs when a PR that targets Protobuf is opened.
+on:
+  merge_group:
+  pull_request:
+    paths:
+      - "proto/**/*.proto"
+
+jobs:
+  proto-breaking-check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Run proto-breaking check
+        run: make proto-check-breaking
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