diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e1826f816..11c60e597 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
     - name: Cache sbt
       uses: actions/cache@v1
       with:
-        path: ~/.sbt
+        path: $HOME/.sbt
         key: ${{ runner.os }}-sbt-cache-${{ hashFiles('**/*.sbt') }}-${{ hashFiles('project/build.properties') }}
     - name: Build and test
       run: |