diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 8ad23be90..1d0abdb82 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -1,9 +1,9 @@
 name: Galaxy Tool Linting and Tests for push and PR
 on: [push, pull_request]
 env:
-  GALAXY_REPO: https://github.com/galaxyproject/galaxy
-  GALAXY_RELEASE: release_20.09
-  MAX_CHUNKS: 4
+  GALAXY_FORK: bernt-matthias
+  GALAXY_BRANCH: topic/fix-configfile
+  MAX_CHUNKS: 10
 jobs:
   # the setup job does two things:
   # 1. cache the pip cache and .planemo