diff --git a/.github/workflows/build_release.yml b/.github/workflows/build_release.yml
index 006bb98..a798e31 100644
--- a/.github/workflows/build_release.yml
+++ b/.github/workflows/build_release.yml
@@ -40,19 +40,9 @@ jobs:
       with:
         submodules: recursive
 
-    - name: cache files
-      uses: actions/cache@v2
-      if: ${{ !env.ACT }}
-      with:
-        path: |
-          ~/workspace
-        key: build-win-linux-${{ matrix.triple }}-${ { env.GITHUB_SHA } }
-        restore-keys: |
-          build-win-linux-${{ matrix.triple }}
-
     - name: setup environment
       run: |
-        export WORKSPACE=${HOME}/workspace
+        export WORKSPACE=/workspace
 
         mkdir -p ${WORKSPACE}/build_{base,work,source}