diff --git a/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/dispatch-checklist-section.tsx b/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/dispatch-checklist-section.tsx
index efb88761..1eb41674 100644
--- a/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/dispatch-checklist-section.tsx
+++ b/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/dispatch-checklist-section.tsx
@@ -6,7 +6,6 @@ type DispatchChecklistSectionProps = {
   items: DispatchChecklistItem[];
   isLocked: boolean;
   isUpdating: boolean;
-  userName: string;
   newItem: string;
   onNewItemChange: (value: string) => void;
   onToggleItem: (itemId: string | number, isCompleted: boolean) => void;
@@ -17,7 +16,6 @@ export function DispatchChecklistSection({
   items,
   isLocked,
   isUpdating,
-  userName,
   newItem,
   onNewItemChange,
   onToggleItem,
@@ -44,9 +42,9 @@ export function DispatchChecklistSection({
             />
             <Box className="flex-1">
               <Typography variant="body2">{item.itemText}</Typography>
-              {item.isCompleted && (
+              {item.isCompleted && (item.completedBy || item.completedAt) && (
                 <Typography variant="caption" color="text.secondary">
-                  {item.completedBy || userName}
+                  {item.completedBy?.trim() || "Unknown"}
                   {item.completedAt ? ` · ${formatDateTime(item.completedAt)}` : ""}
                 </Typography>
               )}
diff --git a/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/index.tsx b/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/index.tsx
index 8a9a4fb4..487cfcd5 100644
--- a/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/index.tsx
+++ b/src/app/(protected)/workorders/_components/dispatch/dispatch-detail/index.tsx
@@ -72,7 +72,6 @@ export function DispatchDetailModal({
               items={dispatch.checklistItems}
               isLocked={controller.isLocked}
               isUpdating={controller.updateChecklistMutation.isPending}
-              userName={controller.userName}
               newItem={controller.newChecklistItem}
               onNewItemChange={controller.setNewChecklistItem}
               onToggleItem={(itemId, isCompleted) =>