diff --git a/templates/rtadvd.conf b/templates/rtadvd.conf
index 670f0b8..d95e676 100644
--- a/templates/rtadvd.conf
+++ b/templates/rtadvd.conf
@@ -8,4 +8,4 @@ settings:\
     :@VLTIME_DECR@:\
     :@RLTIME@:\
     :@DNS_SEARCHLIST@:\
-    :dnssl="@DNS_SERVER@":
+    :rdnss="@DNS_SERVER@":