1 files changed, 2 insertions, 0 deletions
diff --git a/ls-refs.c b/ls-refs.c
index 07429f3a1c..883c0c58b2 100644
--- a/ls-refs.c
+++ b/ls-refs.c
@@ -170,6 +170,8 @@ int ls_refs(struct repository *r, struct packet_reader *request)
 		}
 		else if (!strcmp("unborn", arg))
 			data.unborn = allow_unborn;
+		else
+			die(_("unexpected line: '%s'"), arg);
 	}
 
 	if (request->status != PACKET_READ_FLUSH)