diff --git a/config/lancache/default.env b/config/lancache/default.env
index 5ece744..03f6283 100644
--- a/config/lancache/default.env
+++ b/config/lancache/default.env
@@ -1,6 +1,6 @@
 LANCACHE_IP=192.168.1.199
 DNS_BIND_IP=192.168.1.199
-UPSTREAM_DNS=10.0.0.101; 192.168.1.7
+UPSTREAM_DNS=10.0.0.101
 CACHE_ROOT=/data/lancache
 CACHE_DISK_SIZE=1800g
 CACHE_INDEX_SIZE=500m