diff --git a/windows/clipboard.c b/windows/clipboard.c
index 419080f..fb08930 100644
--- a/windows/clipboard.c
+++ b/windows/clipboard.c
@@ -57,6 +57,8 @@
 
 #define  CF_REGFORMATBASE 	0xC000
 
+#define HGDIOBJ_32(handle16)  ((HGDIOBJ)(ULONG_PTR)(handle16))
+
 /**************************************************************************
  *	  Clipboard context global variables
  */
@@ -207,7 +209,7 @@
       if (lpFormat->hData32)
 	DeleteObject(lpFormat->hData32);
       if (lpFormat->hData16)
-	DeleteObject(lpFormat->hData16);
+	DeleteObject(HGDIOBJ_32(lpFormat->hData16));
     }
     else if( lpFormat->wFormatID == CF_METAFILEPICT )
     {