diff --git a/app/gui/oven_control/manualviewerdlg.h b/app/gui/oven_control/manualviewerdlg.h
index 1294289..3d0e8c9 100644
--- a/app/gui/oven_control/manualviewerdlg.h
+++ b/app/gui/oven_control/manualviewerdlg.h
@@ -9,6 +9,9 @@
 #define SIZE_WIDTH  900
 #define SIZE_HEIGHT  1450
 
+#define AUTO_COOK_PAGE  30
+#define MANUAL_COOK_PAGE    36
+
 namespace Ui {
 class ManualViewerDlg;
 }