diff --git a/daemon/redis.c b/daemon/redis.c
index 9b4df63d3..3d3d42fd3 100644
--- a/daemon/redis.c
+++ b/daemon/redis.c
@@ -2081,7 +2081,7 @@ static void json_restore_call(struct redis *r, const str *callid, bool foreign)
 	redis_hash_get_time_t(&c->deleted, &call, "deleted");
 	redis_hash_get_time_t(&c->ml_deleted, &call, "ml_deleted");
 	if (!redis_hash_get_str(&id, &call, "created_from"))
-		c->created_from = call_strdup(id.s);
+		c->created_from = call_strdup_len(id.s, id.len);
 	if (!redis_hash_get_str(&id, &call, "created_from_addr")) {
 		if (sockaddr_parse_any_str(&c->created_from_addr, &id))
 			goto err8;