diff --git a/src/d1_metrics_service/setup.py b/src/d1_metrics_service/setup.py
index 7b4ed25..1c2d35e 100644
--- a/src/d1_metrics_service/setup.py
+++ b/src/d1_metrics_service/setup.py
@@ -76,7 +76,7 @@
     'requests>=2.19.1',
     'psycopg2-binary>=2.7.5',
     'schedule>=0.5.0',
-    'aiohttp==2.3',
+    'aiohttp==3.8.5',
   ],
 
   # List additional groups of dependencies here (e.g. development