diff --git a/cmd-break-pane.c b/cmd-break-pane.c
index 0d8d83fd..da15e8b5 100644
--- a/cmd-break-pane.c
+++ b/cmd-break-pane.c
@@ -114,7 +114,7 @@ cmd_break_pane_exec(struct cmd *self, struct cmdq_item *item)
 	w->active = wp;
 	w->latest = tc;
 
-	if (name != NULL) {
+	if (name == NULL) {
 		newname = default_window_name(w);
 		window_set_name(w, newname, WINDOW_NAME_FORBID);
 		free(newname);