diff --git a/libs/libc/netdb/Kconfig b/libs/libc/netdb/Kconfig
index 840195d13c..797ceaceb6 100644
--- a/libs/libc/netdb/Kconfig
+++ b/libs/libc/netdb/Kconfig
@@ -116,7 +116,7 @@ config NETDB_DNSCLIENT_LIFESEC
 
 config NETDB_DNSCLIENT_MAXRESPONSE
 	int "Max response size"
-	default NETDB_BUFSIZE
+	default 512
 	---help---
 		This setting determines the maximum size of response message that
 		can be received by the DNS resolver.  The default used to be 96,