diff --git a/bin/named/config.c b/bin/named/config.c
index 437d92ab5b..4e282914ee 100644
--- a/bin/named/config.c
+++ b/bin/named/config.c
@@ -87,7 +87,7 @@ options {\n\
 	memstatistics-file \"named.memstats\";\n\
 #	multiple-cnames <obsolete>;\n\
 #	named-xfer <obsolete>;\n\
-	nocookie-udp-size 1232;\n\
+	nocookie-udp-size 4096;\n\
 	notify-rate 20;\n\
 	nta-lifetime 3600;\n\
 	nta-recheck 300;\n\
diff --git a/doc/arm/reference.rst b/doc/arm/reference.rst
index fd40de3837..726f37ed5a 100644
--- a/doc/arm/reference.rst
+++ b/doc/arm/reference.rst
@@ -1855,8 +1855,9 @@ Boolean Options
 ``nocookie-udp-size``
    This sets the maximum size of UDP responses that are sent to queries
    without a valid server COOKIE. A value below 128 is silently
-   raised to 128. The default value is 1232, but the ``max-udp-size``
-   option may further limit the response size.
+   raised to 128. The default value is 4096, but the ``max-udp-size``
+   option may further limit the response size as the default for
+   ``max-udp-size`` is 1232.
 
 ``sit-secret``
    This experimental option is obsolete.