diff --git a/backend/api/blueprints/reports/muster_roll.py b/backend/api/blueprints/reports/muster_roll.py
index 43bad65..29798b3 100644
--- a/backend/api/blueprints/reports/muster_roll.py
+++ b/backend/api/blueprints/reports/muster_roll.py
@@ -208,7 +208,7 @@ async def muster_roll_report_generate(
             pass  # ... already an array
         elif inbound_data.mode == "map":
             report_data["report"] = {
-                r["UserID"]: {k: v for k,v in r.items if k != "User ID"}
+                r["User ID"]: {k: v for k,v in r.items if k != "User ID"}
                 for r in report_data["report"]
             }