diff --git a/components/lazmapviewer/source/mvmapviewer.pas b/components/lazmapviewer/source/mvmapviewer.pas
index 581192e8e..7f55072ef 100644
--- a/components/lazmapviewer/source/mvmapviewer.pas
+++ b/components/lazmapviewer/source/mvmapviewer.pas
@@ -27,9 +27,8 @@ interface
 
 uses
   Classes, SysUtils, Types, fgl, FPImage,
-  LazFileUtils, GraphType,
-  Controls, Graphics, IntfGraphics,
-  Forms, ImgList, LCLVersion,
+  LazFileUtils, GraphType, IntfGraphics, Graphics,
+  Forms, Controls, ImgList, ExtCtrls, LCLVersion,
   mvTypes, mvGeoMath, mvGPSObj, mvDragObj, mvCache, mvExtraData,
   mvEngine, mvMapProvider, mvDownloadEngine, mvDrawingEngine;
 
@@ -3298,6 +3297,7 @@ var
   I: Integer;
 begin
   inherited Create(AOwner);
+  ControlStyle := ControlStyle + [csAcceptsControls];
 
   Width := 150;
   Height := 150;