diff --git a/.github/workflows/test_buildx_and_publish.yml b/.github/workflows/test_buildx_and_publish.yml
index 378d980..ef20872 100644
--- a/.github/workflows/test_buildx_and_publish.yml
+++ b/.github/workflows/test_buildx_and_publish.yml
@@ -90,9 +90,9 @@ jobs:
           tags: ${{ steps.calculatetags.outputs.tags }}
 
       # https://github.com/peter-evans/dockerhub-description
-      # Note that we only update the description with the master branch version.
+      # Note that we only update the description with the main branch version.
       - name: Set Docker Hub description from README.md
-        if: github.ref == 'refs/heads/master'
+        if: github.ref == 'refs/heads/main'
         uses: peter-evans/dockerhub-description@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
diff --git a/README.md b/README.md
index 030a08c..84ce87c 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 Test files for external Moodle tests
 ====================================
 
-[![Test and publish](https://github.com/moodlehq/moodle-exttests/actions/workflows/test_buildx_and_publish.yml/badge.svg?branch=master)](https://github.com/moodlehq/moodle-php-apache/actions/workflows/test_buildx_and_publish.yml)
+[![Test and publish](https://github.com/moodlehq/moodle-exttests/actions/workflows/test_buildx_and_publish.yml/badge.svg?branch=main)](https://github.com/moodlehq/moodle-php-apache/actions/workflows/test_buildx_and_publish.yml)
 
 **It's really important to keep these files completely unmodified in order to obtain coherent test results in all supported Moodle versions.**