diff --git a/src/globals.h b/src/globals.h
index 888f6e9..ad563e4 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -1654,6 +1654,7 @@
 EXTERN int  disable_vterm_title_for_testing INIT(= FALSE);
 EXTERN long override_sysinfo_uptime INIT(= -1);
 EXTERN int  override_autoload INIT(= FALSE);
+EXTERN int  ml_get_alloc_lines INIT(= FALSE);
 
 EXTERN int  in_free_unref_items INIT(= FALSE);
 #endif