diff --git a/src/town_gui.cpp b/src/town_gui.cpp
index 023d3365fa..caafbf7796 100644
--- a/src/town_gui.cpp
+++ b/src/town_gui.cpp
@@ -587,6 +587,13 @@ public:
 		}
 	}
 
+	void OnMouseWheel(int wheel) override
+	{
+		if (_settings_client.gui.scrollwheel_scrolling != SWS_OFF) {
+			DoZoomInOutWindow(wheel < 0 ? ZOOM_IN : ZOOM_OUT, this);
+		}
+	}
+
 	/**
 	 * Some data on this window has become invalid.
 	 * @param data Information about the changed data.