diff --git a/.github/workflows/unit-test-on-pull-request.yml b/.github/workflows/unit-test-on-pull-request.yml
index 5e4b747d..2cc54711 100644
--- a/.github/workflows/unit-test-on-pull-request.yml
+++ b/.github/workflows/unit-test-on-pull-request.yml
@@ -80,6 +80,18 @@ jobs:
         uses: actions/checkout@v4
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
+      - name: Install protoc
+        env:
+          PB_URL: "https://github.com/protocolbuffers/protobuf/releases/download/v24.4/"
+          PB_FILE: "protoc-24.4-linux-x86_64.zip"
+          INSTALL_DIR: "/usr/local"
+        run: |
+          wget -q "$PB_URL/$PB_FILE"
+          sudo unzip "$PB_FILE" -d "$INSTALL_DIR" 'bin/*' 'include/*'
+          sudo chmod +xr "$INSTALL_DIR/bin/protoc"
+          sudo find "$INSTALL_DIR/include" -type d -exec chmod +x {} \;
+          sudo find "$INSTALL_DIR/include" -type f -exec chmod +r {} \;
+          rm "$PB_FILE"
       - name: Tests
         run: |
           cargo test