diff --git a/nixos/doc/manual/release-notes/rl-1709.xml b/nixos/doc/manual/release-notes/rl-1709.xml
index bd999b60013..5fba4c34ec8 100644
--- a/nixos/doc/manual/release-notes/rl-1709.xml
+++ b/nixos/doc/manual/release-notes/rl-1709.xml
@@ -35,6 +35,8 @@ following incompatible changes:</para>
 <itemizedlist>
   <listitem>
     <para>
+      Top-level <literal>idea</literal> package collection was renamed.
+      All JetBrains IDEs are now at <literal>jetbrains</literal>.
     </para>
   </listitem>
 </itemizedlist>