diff --git a/fuf.c b/fuf.c
index c427688..5033162 100644
--- a/fuf.c
+++ b/fuf.c
@@ -59,6 +59,8 @@ handle_chld()
 static void
 handle_redraw()
 {
+	extern pthread_spinlock_t redraw_lock;
+	pthread_spin_lock(&redraw_lock);
 	sendwin();
 	srefresh();
 
@@ -71,6 +73,7 @@ handle_redraw()
 		cancel_preview();
 		refresh_layout();
 	}
+	pthread_spin_unlock(&redraw_lock);
 }
 
 static void
@@ -113,6 +116,8 @@ init()
 	init_colors();
 
 	/* init fuf */
+	extern pthread_spinlock_t redraw_lock; /* not the right place for this */
+	pthread_spin_init(&redraw_lock, PTHREAD_PROCESS_SHARED); /* , whatever */
 	handle_redraw();
 	start_load(load_items, display_load);
 	init_preview(load_preview);
diff --git a/inc/thr.c b/inc/thr.c
index 3276e0d..69f4229 100644
--- a/inc/thr.c
+++ b/inc/thr.c
@@ -14,6 +14,7 @@ pthread_t preview_backup_thr;
 pthread_cond_t run_preview = PTHREAD_COND_INITIALIZER;
 pthread_mutex_t preview_lock = PTHREAD_MUTEX_INITIALIZER;
 pthread_mutex_t preview_pid_lock = PTHREAD_MUTEX_INITIALIZER;
+pthread_spinlock_t redraw_lock;
 pid_t preview_pid[2];
 _Atomic bool items_loading = false;
 _Atomic bool pn = false;