diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 99e300b..ba83736 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -21,6 +21,9 @@ on:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
+defaults:
+ run:
+  working-directory: ./optd-persistent
 name: check
 jobs:
   fmt:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 565c9eb..d6253a0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -17,6 +17,9 @@ on:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
+defaults:
+ run:
+  working-directory: ./optd-persistent
 name: test
 jobs:
   required: