diff --git a/Sources/VLPDFWindow.h b/Sources/VLPDFWindow.h
index 7b4522d..02c988d 100644
--- a/Sources/VLPDFWindow.h
+++ b/Sources/VLPDFWindow.h
@@ -10,7 +10,7 @@
 
 #import <Cocoa/Cocoa.h>
 
-@interface VLPDFWindow : NSWindowController {
+@interface VLPDFWindow : NSWindowController <NSToolbarDelegate> {
 	IBOutlet id	pdfView;
 	IBOutlet id prevPageItem;
 	IBOutlet id nextPageItem;
diff --git a/Sources/VLSheetWindow.h b/Sources/VLSheetWindow.h
index a2f3f97..9620980 100644
--- a/Sources/VLSheetWindow.h
+++ b/Sources/VLSheetWindow.h
@@ -24,7 +24,7 @@
 
 @end
 
-@interface VLSheetWindow : NSWindowController {
+@interface VLSheetWindow : NSWindowController <NSToolbarDelegate> {
 	VLEditable *	editTarget;
 
 	IBOutlet id 	outputToolItem;