diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a1aa1cc..8b55849 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -117,7 +117,12 @@ jobs:
           cache: true
           flutter-version: ${{ matrix.sdk == 'min' && env.FLUTTER_MIN_SDK || '' }}
           channel: ${{ matrix.sdk == 'min' && 'stable' || matrix.sdk }}
-      - run: flutter config --enable-linux-desktop
+      - name: Setup Linux build environment
+        run: |
+          flutter config --enable-linux-desktop
+          sudo apt-get install -y ninja-build
+          sudo apt-get install -y libgtk-3-dev
+          export CMAKE_CXX_COMPILER=$(which g++)
       - name: Build example Linux package
         run: flutter build linux
         working-directory: example