diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 688b8650..f105f283 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -68,7 +68,7 @@ jobs:
         run: |
           # This will use Python's standard unit test discovery feature.
           pipenv run python -m unittest discover adminapi -v
-          pipenv run python -Wall -m serveradmin test --noinput --parallel=1
+          pipenv run python -Wall -m serveradmin test --noinput --parallel=10
           # Build sphinx docs, error on warning
           cd docs
           SPHINXBUILD='pipenv run sphinx-build' SPHINXOPTS='-W' make html
diff --git a/serveradmin/serverdb/query_committer.py b/serveradmin/serverdb/query_committer.py
index 195a7b30..fc8719e4 100644
--- a/serveradmin/serverdb/query_committer.py
+++ b/serveradmin/serverdb/query_committer.py
@@ -645,7 +645,7 @@ def _validate_commit(changes, servers):
                     newer.append((object_id, attr, server[attr]))
             elif action == 'update' or action == 'delete':
                 try:
-                    if json_encode_extra(server[attr]) != str(change['old']):
+                    if json_encode_extra(server[attr]) != json_encode_extra(change['old']):
                         newer.append((object_id, attr, server[attr]))
                 except KeyError:
                     newer.append((object_id, attr, None))