diff --git a/.github/workflows/autogpt-infra-ci.yml b/.github/workflows/autogpt-infra-ci.yml
index d8d7e8302f..e38a79d5fd 100644
--- a/.github/workflows/autogpt-infra-ci.yml
+++ b/.github/workflows/autogpt-infra-ci.yml
@@ -44,11 +44,11 @@ jobs:
       - name: Run chart-testing (list-changed)
         id: list-changed
         run: |
-          changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
+          changed=$(ct list-changed --target-branch  refs/heads/${{ github.event.repository.default_branch }})
           if [[ -n "$changed" ]]; then
             echo "changed=true" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Run chart-testing (lint)
         if: steps.list-changed.outputs.changed == 'true'
-        run: ct lint --target-branch ${{ github.event.repository.default_branch }}
+        run: ct lint --target-branch refs/heads/$${{ github.event.repository.default_branch }}