diff --git a/doc/arm/notes-9.11.26.xml b/doc/arm/notes-9.11.26.xml
index a0463a717f..4c78d15ea9 100644
--- a/doc/arm/notes-9.11.26.xml
+++ b/doc/arm/notes-9.11.26.xml
@@ -11,46 +11,6 @@
 
 <section xml:id="relnotes-9.11.26"><info><title>Notes for BIND 9.11.26</title></info>
 
-  <section xml:id="relnotes-9.11.26-security"><info><title>Security Fixes</title></info>
-    <itemizedlist>
-      <listitem>
-        <para>
-          None.
-        </para>
-      </listitem>
-    </itemizedlist>
-  </section>
-
-  <section xml:id="relnotes-9.11.26-known"><info><title>Known Issues</title></info>
-    <itemizedlist>
-      <listitem>
-        <para>
-          None.
-        </para>
-      </listitem>
-    </itemizedlist>
-  </section>
-
-  <section xml:id="relnotes-9.11.26-new"><info><title>New Features</title></info>
-    <itemizedlist>
-      <listitem>
-        <para>
-          None.
-        </para>
-      </listitem>
-    </itemizedlist>
-  </section>
-
-  <section xml:id="relnotes-9.11.26-removed"><info><title>Removed Features</title></info>
-    <itemizedlist>
-      <listitem>
-        <para>
-          None.
-        </para>
-      </listitem>
-    </itemizedlist>
-  </section>
-
   <section xml:id="relnotes-9.11.26-changes"><info><title>Feature Changes</title></info>
     <itemizedlist>
       <listitem>
@@ -64,7 +24,7 @@
         </para>
       </listitem>
       <listitem>
-	<para>
+        <para>
           The default value of <command>nocookie-udp-size</command> was restored
           back to 4096 bytes. Since <command>max-udp-size</command> is the upper
           bound for <command>nocookie-udp-size</command>, this change relieves
@@ -74,7 +34,7 @@
           buffer size limit. <command>nocookie-udp-size</command> can still be
           set to a value lower than <command>max-udp-size</command>, if desired.
           [GL #2250]
-	</para>
+        </para>
       </listitem>
     </itemizedlist>
   </section>