diff --git a/.github/workflows/publishing.yml b/.github/workflows/publishing.yml
index 0653f6add0..c394de3cf9 100644
--- a/.github/workflows/publishing.yml
+++ b/.github/workflows/publishing.yml
@@ -880,6 +880,7 @@ jobs:
               done`
 
           rm -rf examples && mv github-repo/docs/sphinx/examples examples
+          mv github-repo/docs/notebook_validation.py .
           GITHUB_STEP_SUMMARY=$GITHUB_STEP_SUMMARY \
           bash github-repo/scripts/validate_container.sh $backends_to_test | tee /tmp/validation.out
 
diff --git a/docs/notebook_validation.py b/docs/notebook_validation.py
index f4d5dbfe00..fcc53ffa3a 100644
--- a/docs/notebook_validation.py
+++ b/docs/notebook_validation.py
@@ -20,6 +20,7 @@
 
 def read_available_backends():
     available_backends = sys.stdin.readlines()
+    available_backends = ' '.join(available_backends).split()
     return [backend.strip() for backend in available_backends]