diff --git a/components/virtualtreeview-unstable/VirtualTrees.pas b/components/virtualtreeview-unstable/VirtualTrees.pas
index 11502f9de..3f7e63e3d 100644
--- a/components/virtualtreeview-unstable/VirtualTrees.pas
+++ b/components/virtualtreeview-unstable/VirtualTrees.pas
@@ -16954,9 +16954,11 @@ begin
 
   PrepareBitmaps(True, True);
 
+  {$ifdef Windows}
   // Register tree as OLE drop target.
   if not (csDesigning in ComponentState) and (toAcceptOLEDrop in FOptions.FMiscOptions) then
      RegisterDragDrop(Handle, DragManager as IDropTarget);
+  {$endif}
 
   if toCheckSupport in FOptions.FMiscOptions then
     GetCheckImageList;
diff --git a/components/virtualtreeview-unstable/virtualtreeview_package.lpk b/components/virtualtreeview-unstable/virtualtreeview_package.lpk
index 0202069e7..c3b44b235 100644
--- a/components/virtualtreeview-unstable/virtualtreeview_package.lpk
+++ b/components/virtualtreeview-unstable/virtualtreeview_package.lpk
@@ -6,7 +6,7 @@
     <CompilerOptions>
       <Version Value="5"/>
       <SearchPaths>
-        <IncludeFiles Value="include/intf/$(LCLWidgetType)/;units/"/>
+        <IncludeFiles Value="include/intf/$(LCLWidgetType)/;units/;include/intf/"/>
         <OtherUnitFiles Value="units/$(LCLWidgetType)/"/>
         <UnitOutputDirectory Value="lib/$(TargetCPU)-$(TargetOS)"/>
       </SearchPaths>
@@ -48,13 +48,13 @@
     <Type Value="RunAndDesignTime"/>
     <RequiredPkgs Count="3">
       <Item1>
-        <PackageName Value="LCL"/>
+        <PackageName Value="multiloglaz"/>
       </Item1>
       <Item2>
         <PackageName Value="lclextensions_package"/>
       </Item2>
       <Item3>
-        <PackageName Value="multiloglaz"/>
+        <PackageName Value="LCL"/>
       </Item3>
     </RequiredPkgs>
     <UsageOptions>