diff --git a/bin/dig/dig.1 b/bin/dig/dig.1
index 9041c96282..7eafab2faa 100644
--- a/bin/dig/dig.1
+++ b/bin/dig/dig.1
@@ -367,6 +367,26 @@ and the query options that have been applied\&. This comment is printed by defau
 Toggle the display of comment lines in the output\&. The default is to print comments\&.
 .RE
 .PP
+\fB+[no]cookie\fR\fB[=####]\fR
+.RS 4
+Send an COOKIE EDNS option, containing an optional
+\fIvalue\fR\&. Replaying a COOKIE from a previous response will allow the server to identify a previous client\&. The default is
+\fB+nocookie\fR\&.
+.sp
+\fB+cookie\fR
+is automatically set when +trace is in use, to better emulate the default queries from a nameserver\&.
+.sp
+This option was formerly called
+\fB+[no]sit\fR
+(Server Identity Token)\&. In BIND 9\&.10\&.0 through BIND 9\&.10\&.2, it sent the experimental option code 65001\&. This was changed to option code 10 in BIND 9\&.10\&.3 when the DNS COOKIE option was allocated\&.
+.sp
+The
+\fB+[no]sit\fR
+is now deprecated, but has been retained as a synonym for
+\fB+[no]cookie\fR
+for backward compatibility within the BIND 9\&.10 branch\&.
+.RE
+.PP
 \fB+[no]crypto\fR
 .RS 4
 Toggle the display of cryptographic fields in DNSSEC records\&. The contents of these field are unnecessary to debug most DNSSEC validation failures and removing them makes it easier to see the common failures\&. The default is to display the fields\&. When omitted they are replaced by the string "[omitted]" or in the DNSKEY case the key id is displayed as the replacement, e\&.g\&. "[ key id = value ]"\&.
@@ -579,12 +599,12 @@ instead\&.
 .PP
 \fB+[no]sit\fR\fB[=####]\fR
 .RS 4
-Send a DNS COOKIE option, with optional value\&. Replaying a DNS COOKIE from a previous response will allow the server to identify a previous client\&. The default is
-\fB+nosit\fR\&.
+This option is a synonym for
+\fB+[no]cookie\fR\&.
 .sp
-This option is
-\fB+[no]cookie\fR
-from BIND 9\&.11\&.0 onwards\&. BIND 9\&.10\&.0 through BIND 9\&.10\&.2 sent the experimental option code 65001\&. This was changed to 10 in BIND 9\&.10\&.3 when the DNS COOKIE option was allocated\&.
+The
+\fB+[no]sit\fR
+is deprecated\&.
 .RE
 .PP
 \fB+split=W\fR
diff --git a/bin/dig/dig.html b/bin/dig/dig.html
index fbfad1f80d..1eca0a1a5b 100644
--- a/bin/dig/dig.html
+++ b/bin/dig/dig.html
@@ -482,6 +482,33 @@
 	      The default is to print comments.
 	    </p>
 	  </dd>
+<dt><span class="term"><code class="option">+[no]cookie[<span class="optional">=####</span>]</code></span></dt>
+<dd>
+	    <p>
+	      Send an COOKIE EDNS option, containing an optional
+	      <em class="replaceable"><code>value</code></em>.  Replaying a COOKIE
+	      from a previous response will allow the server to
+	      identify a previous client.  The default is
+	      <code class="option">+nocookie</code>.
+	    </p>
+	    <p>
+	      <span class="command"><strong>+cookie</strong></span> is automatically set when +trace
+	      is in use, to better emulate the default queries from a
+	      nameserver.
+	    </p>
+	    <p>
+	      This option was formerly called <code class="option">+[no]sit</code>
+              (Server Identity Token). In BIND 9.10.0 through BIND 9.10.2,
+              it sent the experimental option code 65001.  This was
+              changed to option code 10 in BIND 9.10.3 when the DNS
+              COOKIE option was allocated.
+	    </p>
+	    <p>
+	      The <code class="option">+[no]sit</code> is now deprecated, but has
+              been retained as a synonym for <code class="option">+[no]cookie</code>
+              for backward compatibility within the BIND 9.10 branch.
+	    </p>
+	  </dd>
 <dt><span class="term"><code class="option">+[no]crypto</code></span></dt>
 <dd>
 	    <p>
@@ -756,17 +783,10 @@
 <dt><span class="term"><code class="option">+[no]sit[<span class="optional">=####</span>]</code></span></dt>
 <dd>
 	    <p>
-	      Send a DNS COOKIE option, with optional value.
-	      Replaying a DNS COOKIE from a previous response will
-	      allow the server to identify a previous client.  The
-	      default is <code class="option">+nosit</code>.
+	      This option is a synonym for <code class="option">+[no]cookie</code>.
 	    </p>
 	    <p>
-	      This option is <code class="option">+[no]cookie</code> from
-	      BIND 9.11.0 onwards.  BIND 9.10.0 through BIND 9.10.2
-	      sent the experimental option code 65001.  This was
-	      changed to 10 in BIND 9.10.3 when the DNS COOKIE
-	      option was allocated.
+	      The <code class="option">+[no]sit</code> is deprecated.
 	    </p>
 	  </dd>
 <dt><span class="term"><code class="option">+split=W</code></span></dt>
diff --git a/doc/arm/man.dig.html b/doc/arm/man.dig.html
index 4767bade54..c13db90da7 100644
--- a/doc/arm/man.dig.html
+++ b/doc/arm/man.dig.html
@@ -500,6 +500,33 @@
 	      The default is to print comments.
 	    </p>
 	  </dd>
+<dt><span class="term"><code class="option">+[no]cookie[<span class="optional">=####</span>]</code></span></dt>
+<dd>
+	    <p>
+	      Send an COOKIE EDNS option, containing an optional
+	      <em class="replaceable"><code>value</code></em>.  Replaying a COOKIE
+	      from a previous response will allow the server to
+	      identify a previous client.  The default is
+	      <code class="option">+nocookie</code>.
+	    </p>
+	    <p>
+	      <span class="command"><strong>+cookie</strong></span> is automatically set when +trace
+	      is in use, to better emulate the default queries from a
+	      nameserver.
+	    </p>
+	    <p>
+	      This option was formerly called <code class="option">+[no]sit</code>
+              (Server Identity Token). In BIND 9.10.0 through BIND 9.10.2,
+              it sent the experimental option code 65001.  This was
+              changed to option code 10 in BIND 9.10.3 when the DNS
+              COOKIE option was allocated.
+	    </p>
+	    <p>
+	      The <code class="option">+[no]sit</code> is now deprecated, but has
+              been retained as a synonym for <code class="option">+[no]cookie</code>
+              for backward compatibility within the BIND 9.10 branch.
+	    </p>
+	  </dd>
 <dt><span class="term"><code class="option">+[no]crypto</code></span></dt>
 <dd>
 	    <p>
@@ -774,17 +801,10 @@
 <dt><span class="term"><code class="option">+[no]sit[<span class="optional">=####</span>]</code></span></dt>
 <dd>
 	    <p>
-	      Send a DNS COOKIE option, with optional value.
-	      Replaying a DNS COOKIE from a previous response will
-	      allow the server to identify a previous client.  The
-	      default is <code class="option">+nosit</code>.
+	      This option is a synonym for <code class="option">+[no]cookie</code>.
 	    </p>
 	    <p>
-	      This option is <code class="option">+[no]cookie</code> from
-	      BIND 9.11.0 onwards.  BIND 9.10.0 through BIND 9.10.2
-	      sent the experimental option code 65001.  This was
-	      changed to 10 in BIND 9.10.3 when the DNS COOKIE
-	      option was allocated.
+	      The <code class="option">+[no]sit</code> is deprecated.
 	    </p>
 	  </dd>
 <dt><span class="term"><code class="option">+split=W</code></span></dt>