diff --git a/.github/workflows/ubuntu_test.yml b/.github/workflows/ubuntu_test.yml
index 02f469ff2cb..d37a881eb57 100644
--- a/.github/workflows/ubuntu_test.yml
+++ b/.github/workflows/ubuntu_test.yml
@@ -27,7 +27,7 @@ jobs:
     container:
       image: ubuntu:${{ matrix.distro }}
       env:
-        CCACHE_DIR: "${{ github.workspace }}/${{ matrix.distro }}/.ccache"
+        CCACHE_DIR: "$GITHUB_WORKSPACE/${{ matrix.distro }}/.ccache"
         DEBIAN_FRONTEND: noninteractive
         TZ: Etc/UTC
     steps: