1 files changed, 2 insertions, 0 deletions
diff --git a/display.h b/display.h
index a9d90ece2..5e6a39063 100644
--- a/display.h
+++ b/display.h
@@ -5,6 +5,8 @@
 #include <gdk/gdk.h>
 #include <cairo.h>
 
+extern GtkWidget *main_window;
+
 extern GtkWidget *dive_profile_widget(void);
 extern GtkWidget *dive_info_frame(void);
 extern GtkWidget *extended_dive_info_widget(void);