diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index baa3466..1bb72de 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,7 +12,7 @@ jobs:
           fetch-depth: 1000
 
       - name: Fetch base
-        run: git fetch origin ${{ github.event.pull_request.base.ref }}
+        run: git fetch origin ${{ github.event.pull_request.base.ref }} --depth=1000
 
       - name: Run tests
         run: |
diff --git a/README.md b/README.md
index 34a95e8..762da70 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ jobs:
           fetch-depth: 1000 # Set this according to the size of your git history
 
       - name: Fetch base
-        run: git fetch origin ${{ github.event.pull_request.base.ref }}
+        run: git fetch origin ${{ github.event.pull_request.base.ref }} --depth=1000
         
       - name: Run tests
         run: npm run test