diff --git a/.github/workflows/shipjs-manual-prepare.yml b/.github/workflows/shipjs-manual-prepare.yml
index b79ea13..ee8d0ae 100644
--- a/.github/workflows/shipjs-manual-prepare.yml
+++ b/.github/workflows/shipjs-manual-prepare.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           fetch-depth: 0
-          ref: main
+          ref: master
       - name: Setup node 16
         uses: actions/setup-node@v3
         with:
diff --git a/.github/workflows/shipjs-trigger.yml b/.github/workflows/shipjs-trigger.yml
index 05b4824..55b773b 100644
--- a/.github/workflows/shipjs-trigger.yml
+++ b/.github/workflows/shipjs-trigger.yml
@@ -13,7 +13,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           fetch-depth: 0
-          ref: main
+          ref: master
       - name: Setup node 16
         uses: actions/setup-node@v3
         with: