diff --git a/lam/HISTORY b/lam/HISTORY
index 035a7e09a..8b715d611 100644
--- a/lam/HISTORY
+++ b/lam/HISTORY
@@ -4,6 +4,8 @@ June 2025 9.2
  - Multi-edit tool: change operations are combined by DN to allow e.g. adding object classes with required attributes (408)
  - Windows users: support thumbnail images (needs to be activated in server profile) (431)
  - Tree view: better editing of olcAccess (420)
+ - LAM Pro:
+  -> Custom scripts: split config by account type (409)
  - Fixed bugs:
   -> Unix: profile editor for users not working (418)
   -> Custom fields: problems with deleting facsimileTelephoneNumber (419)
diff --git a/lam/docs/manual-sources/chapter-installation.xml b/lam/docs/manual-sources/chapter-installation.xml
index 7bbb52c74..363b4679a 100644
--- a/lam/docs/manual-sources/chapter-installation.xml
+++ b/lam/docs/manual-sources/chapter-installation.xml
@@ -608,6 +608,36 @@
       version. Unless explicitly noticed there is no need to install an
       intermediate release.</para>
 
+      <section>
+        <title>9.1 -&gt; 9.2</title>
+
+        <para>LAM Pro:</para>
+
+        <itemizedlist>
+          <listitem>
+            <para>Custom scripts: The settings in server profile were split by
+            account type. If you use custom scripts then please perform these
+            steps for each server profile that uses them:</para>
+
+            <itemizedlist>
+              <listitem>
+                <para>Open server profile and switch to tab "Module
+                settings"</para>
+              </listitem>
+
+              <listitem>
+                <para>Review the automated migration of the custom scripts
+                settings</para>
+              </listitem>
+
+              <listitem>
+                <para>Save the server profile</para>
+              </listitem>
+            </itemizedlist>
+          </listitem>
+        </itemizedlist>
+      </section>
+
       <section>
         <title>9.0 -&gt; 9.1</title>