diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7f772b634..1ddd6772f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,6 +17,11 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: 'recursive'
+    - name: ccache
+      uses: hendrikmuhs/ccache-action@v1
+      if: runner.os == 'Linux'
+      with:
+        key: ${{ matrix.os }}-${{ matrix.enable_ui }}
     - uses: seanmiddleditch/gha-setup-ninja@master
     - uses: ilammy/msvc-dev-cmd@v1
       if: runner.os == 'Windows'