diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 52f75ba4f..95818e6f5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,6 +25,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: install protoc
+        uses: taiki-e/install-action@v2
+        with:
+          tool: protoc@${{ env.PROTOC_VERSION }}
+      - name: install ninja
+        uses: ./.github/actions/setup-ninja
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: clippy