diff --git a/bin/named/named.conf.5 b/bin/named/named.conf.5
index 37c9f1cd11..532e83def8 100644
--- a/bin/named/named.conf.5
+++ b/bin/named/named.conf.5
@@ -253,7 +253,6 @@ options {
 	transfers\-per\-ns \fIinteger\fR;
 	transfers\-in \fIinteger\fR;
 	transfers\-out \fIinteger\fR;
-	use\-ixfr \fIboolean\fR;
 	version ( \fIquoted_string\fR | none );
 	allow\-recursion { \fIaddress_match_element\fR; \&.\&.\&. };
 	allow\-recursion\-on { \fIaddress_match_element\fR; \&.\&.\&. };
@@ -400,6 +399,7 @@ options {
 	serial\-queries \fIinteger\fR; // obsolete
 	treat\-cr\-as\-space \fIboolean\fR; // obsolete
 	use\-id\-pool \fIboolean\fR; // obsolete
+	use\-ixfr \fIboolean\fR; // obsolete
 };
 .fi
 .if n \{\
diff --git a/bin/named/named.conf.html b/bin/named/named.conf.html
index cf10fcb30b..e21dd36c88 100644
--- a/bin/named/named.conf.html
+++ b/bin/named/named.conf.html
@@ -196,7 +196,6 @@ options
 	transfers-per-ns <em class="replaceable"><code>integer</code></em>;<br>
 	transfers-in <em class="replaceable"><code>integer</code></em>;<br>
 	transfers-out <em class="replaceable"><code>integer</code></em>;<br>
-	use-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 	version ( <em class="replaceable"><code>quoted_string</code></em> | none );<br>
 	allow-recursion { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 	allow-recursion-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
@@ -356,6 +355,7 @@ options
 	serial-queries <em class="replaceable"><code>integer</code></em>; // obsolete<br>
 	treat-cr-as-space <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 	use-id-pool <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
+	use-ixfr <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 };<br>
 </p></div>
 </div>
diff --git a/doc/arm/man.named.conf.html b/doc/arm/man.named.conf.html
index a7261f1639..3d8affeb20 100644
--- a/doc/arm/man.named.conf.html
+++ b/doc/arm/man.named.conf.html
@@ -215,7 +215,6 @@ options
 	transfers-per-ns <em class="replaceable"><code>integer</code></em>;<br>
 	transfers-in <em class="replaceable"><code>integer</code></em>;<br>
 	transfers-out <em class="replaceable"><code>integer</code></em>;<br>
-	use-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 	version ( <em class="replaceable"><code>quoted_string</code></em> | none );<br>
 	allow-recursion { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 	allow-recursion-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
@@ -375,6 +374,7 @@ options
 	serial-queries <em class="replaceable"><code>integer</code></em>; // obsolete<br>
 	treat-cr-as-space <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 	use-id-pool <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
+	use-ixfr <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 };<br>
 </p></div>
 </div>
diff --git a/doc/misc/options b/doc/misc/options
index fab264ab28..f23568cda1 100644
--- a/doc/misc/options
+++ b/doc/misc/options
@@ -253,7 +253,7 @@ options {
         update-check-ksk <boolean>;
         use-alt-transfer-source <boolean>;
         use-id-pool <boolean>; // obsolete
-        use-ixfr <boolean>;
+        use-ixfr <boolean>; // obsolete
         use-queryport-pool <boolean>; // obsolete
         use-v4-udp-ports { <portrange>; ... };
         use-v6-udp-ports { <portrange>; ... };