diff --git a/plugin/simplestyle.cpp b/plugin/simplestyle.cpp
index e96683f..2e5d5f2 100644
--- a/plugin/simplestyle.cpp
+++ b/plugin/simplestyle.cpp
@@ -488,7 +488,7 @@ QIcon Qt4TDEStyle::standardIconImplementation(StandardPixmap standardIcon, const
 			retswitch = 3;
 			break;
 		case QStyle::SP_FileDialogNewFolder:
-			iconLookupName = "folder_new";
+			iconLookupName = "folder-new";
 			retswitch = 3;
 			break;
 		case QStyle::SP_FileDialogDetailedView:
@@ -525,15 +525,15 @@ QIcon Qt4TDEStyle::standardIconImplementation(StandardPixmap standardIcon, const
 			retswitch = 3;
 			break;
 		case QStyle::SP_DialogOpenButton:
-			iconLookupName = "fileopen";
+			iconLookupName = "document-open";
 			retswitch = 3;
 			break;
 		case QStyle::SP_DialogSaveButton:
-			iconLookupName = "filesave";
+			iconLookupName = "document-save";
 			retswitch = 3;
 			break;
 		case QStyle::SP_DialogCloseButton:
-			iconLookupName = "fileclose";
+			iconLookupName = "window-close";
 			retswitch = 3;
 			break;
 		case QStyle::SP_DialogApplyButton: