diff -ur a/src/callbacks.c b/src/callbacks.c
--- a/src/callbacks.c	2019-07-10 08:35:12.000000000 +0300
+++ b/src/callbacks.c	2020-10-16 19:29:48.777271945 +0300
@@ -46,7 +46,7 @@
 static gboolean maximized = FALSE;
 
 
-GtkWidget *dialog10 = NULL;
+static GtkWidget *dialog10 = NULL;
 
 
 static int local_x = 0;
diff -ur a/src/tracks.c b/src/tracks.c
--- a/src/tracks.c	2019-07-10 08:35:12.000000000 +0300
+++ b/src/tracks.c	2020-10-16 19:30:12.205982533 +0300
@@ -30,7 +30,7 @@
 
 GSList *loaded_track = NULL;
 GtkWidget *window12;
-GtkWidget *dialog10;
+static GtkWidget *dialog10;
 
 
 
