diff --git a/src/PepperDash.Essentials.MobileControl/MobileControlSystemController.cs b/src/PepperDash.Essentials.MobileControl/MobileControlSystemController.cs
index c0584c65..c2c080fc 100644
--- a/src/PepperDash.Essentials.MobileControl/MobileControlSystemController.cs
+++ b/src/PepperDash.Essentials.MobileControl/MobileControlSystemController.cs
@@ -286,7 +286,10 @@ namespace PepperDash.Essentials
                 if (!entry.Matches(device))
                     continue;
 
-                var messenger = entry.Factory(device, $"/device/{device.Key}", Key);
+                // Room-scoped messengers must share the room bridge's "/room/{key}" path so client requests route correctly
+                var basePath = device is IEssentialsRoom ? $"/room/{device.Key}" : $"/device/{device.Key}";
+
+                var messenger = entry.Factory(device, basePath, Key);
 
                 if (messenger == null)
                     continue;