diff --git a/test/test-network/conf/ipv6-prefix.network b/test/test-network/conf/ipv6-prefix.network
index 7813c2c1ba..a06f100c34 100644
--- a/test/test-network/conf/ipv6-prefix.network
+++ b/test/test-network/conf/ipv6-prefix.network
@@ -2,6 +2,7 @@
 Name=veth-peer
 
 [Network]
+IPv6AcceptRA=no
 IPv6SendRA=yes
 
 [IPv6SendRA]