diff --git a/server/planning/events/events_schema.py b/server/planning/events/events_schema.py
index bbec5874d..88f547840 100644
--- a/server/planning/events/events_schema.py
+++ b/server/planning/events/events_schema.py
@@ -209,7 +209,7 @@
                 "address": {"type": "object", "dynamic": True},
                 "geo": {"type": "string"},
                 "location": {"type": "geo_point"},
-            }
+            },
         },
         "nullable": True,
     },
diff --git a/server/requirements.txt b/server/requirements.txt
index 085a5941c..fbc7fd95a 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -16,6 +16,7 @@ httmock==1.4.0
 responses
 pytest
 pytest-env
+black~=23.0
 
 -e .
 # Install in editable state so we get feature fixtures