diff --git a/.gitea/workflows/api-endpoint-tests.yml b/.gitea/workflows/api-endpoint-tests.yml
index c52cddd3..27d6765a 100644
--- a/.gitea/workflows/api-endpoint-tests.yml
+++ b/.gitea/workflows/api-endpoint-tests.yml
@@ -444,6 +444,7 @@ jobs:
           echo 'import requests' > test_api_performance.py
           echo 'import time' >> test_api_performance.py
           echo 'import statistics' >> test_api_performance.py
+          echo 'import json' >> test_api_performance.py
           echo '' >> test_api_performance.py
           echo 'def measure_response_time(url, timeout=5):' >> test_api_performance.py
           echo '    try:' >> test_api_performance.py