diff --git a/Addons/MCKMHXP.pas b/Addons/MCKMHXP.pas
index 317858e..488efc2 100644
--- a/Addons/MCKMHXP.pas
+++ b/Addons/MCKMHXP.pas
@@ -52,6 +52,7 @@ uses
 
 type
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TKOLMHXP = class(TKOLObj)
   private
     FAppName: string;
diff --git a/Addons/mckCCtrls.pas b/Addons/mckCCtrls.pas
index 9e7e996..647d6a8 100644
--- a/Addons/mckCCtrls.pas
+++ b/Addons/mckCCtrls.pas
@@ -9,6 +9,7 @@ uses
 {$I KOLDEF.INC}
 
 type
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TKOLTrackBar = class(TKOLControl)
   private
     FOptions: TTrackbarOptions;
@@ -56,6 +57,7 @@ type
 
   { SPC CONTROLS }
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TSPCDirectoryEditBox = class(TKOLControl)
   private
     { Private declarations }
@@ -101,6 +103,7 @@ type
   end;
 
   TSortBy = (sbName, sbExtention);
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TSPCFileListBox = class(TKOLListBox)
   private
     { Private declarations }
@@ -163,6 +166,7 @@ type
     //    property Items: Boolean read FNotAvailable;
   end;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TSPCDirectoryListBox = class(TKOLListView)
   private
     { Private declarations }
@@ -230,6 +234,7 @@ type
     property OnColumnClick: Boolean read FNotAvailable;
   end;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TSPCDriveComboBox = class(TKOLComboBox)
   private
     { Private declarations }
@@ -280,6 +285,7 @@ type
     property Items: Boolean read FNotAvailable;
   end;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TSPCFilterComboBox = class(TKOLComboBox)
   private
     { Private declarations }
@@ -331,6 +337,7 @@ type
     property OnChar: Boolean read FNotAvailable;
   end;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TSPCStatusBar = class(TKOLControl)
   private
     { Private declarations }
diff --git a/Addons/mckDHTML.pas b/Addons/mckDHTML.pas
index 2bb446e..c7df88d 100644
--- a/Addons/mckDHTML.pas
+++ b/Addons/mckDHTML.pas
@@ -9,6 +9,7 @@ type
   TDHTMLEditShowContextMenu = procedure(Sender: TObject; xPos: Integer; yPos: Integer) of object;
   TDHTMLEditContextMenuAction = procedure(Sender: TObject; itemIndex: Integer) of object;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TDHTMLEDIT = class(TKOLCustomControl)
   private
     fBrowseMode: boolean;
diff --git a/Addons/mckEcmListEdit.pas b/Addons/mckEcmListEdit.pas
index 23102a3..7d0c4e0 100644
--- a/Addons/mckEcmListEdit.pas
+++ b/Addons/mckEcmListEdit.pas
@@ -8,6 +8,7 @@ uses
   mckCtrls, Graphics, KOLEcmListEdit, DesignIntf, DesignEditors, DesignConst, mckLVColumnsEditor;
 
 type
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TKOLEcmListEdit = class(TKOLListView)
   protected
     fDrawForbidden: TOnDrawItem;
diff --git a/Addons/mckWebBrowser.pas b/Addons/mckWebBrowser.pas
index e68c024..84760f4 100644
--- a/Addons/mckWebBrowser.pas
+++ b/Addons/mckWebBrowser.pas
@@ -39,6 +39,7 @@ type
   TWebBrowserOnFullScreen = procedure(Sender: TObject; FullScreen: WordBool) of object;
   TWebBrowserOnTheaterMode = procedure(Sender: TObject; TheaterMode: WordBool) of object;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TKOLWebBrowser = class(TKOLCustomControl)
   private
     FOnStatusTextChange: TWebBrowserStatusTextChange;
diff --git a/Addons/mckXPMenus.pas b/Addons/mckXPMenus.pas
index 3ae8ec2..bfba07e 100644
--- a/Addons/mckXPMenus.pas
+++ b/Addons/mckXPMenus.pas
@@ -6,6 +6,7 @@ uses
   Windows, mirror, Messages, Graphics, Classes, Math, SysUtils;
 
 type
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TKOLXPMainMenu = class(TKOLMainMenu)
   private
     { Private declarations }
@@ -45,6 +46,7 @@ type
     property  CheckColor: TColor read FCheckColor write SetCheckColor;
   end;
 
+  {$IFDEF _DXE2orHigher}[ComponentPlatformsAttribute(pidWin32 or pidWin64)]{$ENDIF}
   TKOLXPPopupMenu = class(TKOLPopupMenu)
   private
     { Private declarations }