diff --git a/_shared_utils/shared_utils/rt_dates.py b/_shared_utils/shared_utils/rt_dates.py
index a76c38953..b56873dd8 100644
--- a/_shared_utils/shared_utils/rt_dates.py
+++ b/_shared_utils/shared_utils/rt_dates.py
@@ -73,7 +73,7 @@
     "oct2024f": "2024-10-20",
     "oct2024g": "2024-10-21",  # additional one-off to capture Amtrak in HQTA
     "nov2024": "2024-11-13",
-    "dec2024": "2024-12-11"
+    "dec2024": "2024-12-11",
 }
 
 y2023_dates = [