diff --git a/.github/workflows/ubuntu-ci.yml b/.github/workflows/ubuntu-ci.yml
index 593cfc6fd..a706882b4 100644
--- a/.github/workflows/ubuntu-ci.yml
+++ b/.github/workflows/ubuntu-ci.yml
@@ -69,7 +69,7 @@ jobs:
       cmake-args: ${{ inputs.cmake-args }}
       ctest-args: ${{ inputs.ctest-args }}
       fastdds-docs-branch: ${{ inputs.fastdds-docs-branch || github.ref }}
-      fastdds-branch: ${{ inputs.fastdds-branch || '2.13.x' }}
+      fastdds-branch: ${{ inputs.fastdds-branch || 'mergify/bp/2.13.x/pr-5016' }}
       fastdds-python-branch: ${{ inputs.fastdds-python-branch || '1.4.x' }}
       run-build: ${{ !(github.event_name == 'pull_request') || !contains(github.event.pull_request.labels.*.name, 'skip-ci') }}
       run-tests: ${{ (inputs.run-tests == true) || ((github.event_name == 'pull_request') && (!contains(github.event.pull_request.labels.*.name, 'no-test'))) }}
diff --git a/docs/conf.py b/docs/conf.py
index 0c2a9c12c..f27ea8a40 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -221,7 +221,7 @@ def configure_doxyfile(
             fastdds.refs.__contains__('origin/{}'.format(fastdds_branch))):
         fastdds_branch = 'origin/{}'.format(fastdds_branch)
     else:
-        fastdds_branch = 'origin/2.13.x'
+        fastdds_branch = 'origin/mergify/bp/2.13.x/pr-5016'
         print(f'Fast DDS branch is not set by env var. Using "{fastdds_branch}"')
 
     # Actual checkout