diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 893d1b9c..f21e66f9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -69,7 +69,7 @@ jobs:
               
               # select only C apps
               if [[ $sdk == "C" ]]; then
-                repo_info+="{\"repo_name\": \"$repo_name\", \"build_directory\": \"$build_directory\", \"sdk\": \"$sdk\", \"devices\": \"$devices\"},"
+                repo_info+="{\"repo_name\": \"$repo_name\",\"default_branch\": \"$default_branch\", \"build_directory\": \"$build_directory\", \"sdk\": \"$sdk\", \"devices\": \"$devices\"},"
               fi
             else
               echo "$repo does not contain ledger_app.toml"
@@ -104,6 +104,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           repository: LedgerHQ/${{ matrix.repo_info.repo_name }}
+          ref: ${{ matrix.repo_info.default_branch }}
           submodules: true
 
       - name: Clone SDK