diff --git a/src/RealTime/CustomAI/RealTimeBuildingAI.cs b/src/RealTime/CustomAI/RealTimeBuildingAI.cs
index d33edab9..f80559c4 100644
--- a/src/RealTime/CustomAI/RealTimeBuildingAI.cs
+++ b/src/RealTime/CustomAI/RealTimeBuildingAI.cs
@@ -471,7 +471,7 @@ private void UpdateLightState(ushort step, bool updateBuilding)
                 if (updateBuilding)
                 {
                     buildingManager.UpdateBuildingColors(i);
-                    if (!lightsOn)
+                    if (!lightsOn && service != ItemClass.Service.Residential)
                     {
                         buildingManager.DeactivateVisually(i);
                     }