diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 6d20edb..736973e 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -53,7 +53,8 @@ jobs:
           #  coverage-report ブランチが存在しない場合は作成 あればチェックアウト
           if git ls-remote --exit-code origin coverage-report; then
             echo "coverage-report branch exists"
-            git checkout -t origin/coverage-report          
+            git fetch origin coverage-report:coverage-report
+            git checkout -t coverage-report          
           else
             echo "coverage-report branch does not exist"
             git checkout --orphan coverage-report