1 files changed, 2 insertions, 0 deletions
diff --git a/src/minibuf.c b/src/minibuf.c
index 167aece973a..52d1275451b 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -969,6 +969,8 @@ static Lisp_Object
 nth_minibuffer (EMACS_INT depth)
 {
   Lisp_Object tail = Fnthcdr (make_fixnum (depth), Vminibuffer_list);
+  if (NILP (tail))
+    return Qnil;
   return XCAR (tail);
 }