1 files changed, 3 insertions, 0 deletions
diff --git a/display-gtk.h b/display-gtk.h
index fe373a14f..fb2b9af5b 100644
--- a/display-gtk.h
+++ b/display-gtk.h
@@ -12,6 +12,9 @@ typedef struct {
 } progressbar_t;
 
 typedef struct {
+	gboolean cylinder;
+	gboolean temperature;
+	gboolean nitrox;
 	gboolean sac;
 	gboolean otu;
 } visible_cols_t;