diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f2a39e08fb..32b473ee1d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -169,6 +169,7 @@ jobs:
         if: matrix.os == 'macos-10.15'
         run: |
           brew install gnu-tar
+          echo "/usr/local/opt/gnu-tar/libexec/gnubin" >> $GITHUB_PATH
 
       - name: Cache
         uses: actions/cache@v2
@@ -177,9 +178,9 @@ jobs:
             ~/.cargo/git
             ~/.cargo/registry
             ./target
-          key: cache2-${{ github.ref }}-${{ matrix.os }}-${{ matrix.kind }}-${{ hashFiles('Cargo.lock') }}
+          key: cache3-${{ github.ref }}-${{ matrix.os }}-${{ matrix.kind }}-${{ hashFiles('Cargo.lock') }}
           restore-keys: |
-            cache2-refs/heads/main-${{ matrix.os }}-${{ matrix.kind }}-${{ hashFiles('Cargo.lock') }}
+            cache3-refs/heads/main-${{ matrix.os }}-${{ matrix.kind }}-${{ hashFiles('Cargo.lock') }}
 
       - name: test_format.js
         if: matrix.kind == 'lint'