diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 062137f735..824db09861 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -116,7 +116,7 @@ jobs:
           submodules: 'recursive'
 
       - name: Install CCache
-        uses: hendrikmuhs/ccache-action@v1.2.1
+        uses: hendrikmuhs/ccache-action@578e14bc3f06099346125f52ed0008433eccbedf
         with:
           key: ${{ matrix.name }}
 
diff --git a/.github/workflows/ci_msw_cross.yml b/.github/workflows/ci_msw_cross.yml
index dad89a9f0f..d660264825 100644
--- a/.github/workflows/ci_msw_cross.yml
+++ b/.github/workflows/ci_msw_cross.yml
@@ -131,7 +131,7 @@ jobs:
           submodules: 'recursive'
 
       - name: Install CCache
-        uses: hendrikmuhs/ccache-action@v1.2.1
+        uses: hendrikmuhs/ccache-action@578e14bc3f06099346125f52ed0008433eccbedf
         with:
           key: ${{ matrix.name }}