diff --git a/docs/manual-guides/Postfix/u_e-postfix-attachment_size.de.md b/docs/manual-guides/Postfix/u_e-postfix-attachment_size.de.md
index bf64523cd..b8de346f4 100644
--- a/docs/manual-guides/Postfix/u_e-postfix-attachment_size.de.md
+++ b/docs/manual-guides/Postfix/u_e-postfix-attachment_size.de.md
@@ -1,14 +1,21 @@
 Öffnen Sie `data/conf/postfix/extra.cf` und setzen Sie das `message_size_limit` entsprechend in Bytes. Siehe `main.cf` für den Standardwert.
 
-Starten Sie Postfix neu:
+Sie müssen auch die Nachrichtengröße in den Konfigurationen von Rspamd und Clamav anpassen:
+
++ in `data/conf/rspamd/local.d/options.inc` fügen Sie den `max_message` Parameter entsprechend den im Postfix gesetzten Wert hinzu. Ziehen Sie die [Rspamd Docs](https://rspamd.com/doc/configuration/options.html#:~:text=DoS%20(default%3A%201024)-,max_message,-maximum%20size%20of) für den Standardwert zu rate.
++ in `data/conf/rspamd/local.d/external_services.conf` ändern Sie den Wert `max_size` Parameter für `oletools`
++ in `data/conf/rspamd/local.d/antivirus.conf` ändern Sie den Wert `max_size` Parameter für `clamav`
++ in `data/conf/clamav/clamd.conf` ändern Sie den Wert `MaxScanSize` und `MaxFileSize` auf dieselbe Größe wie in der Postfix `extra.cf`
+
+Starten Sie Postfix, Rspamd and Clamav neu:
 === "docker compose (Plugin)"
 
     ``` bash
-    docker compose restart postfix-mailcow
+    docker compose restart postfix-mailcow rspamd-mailcow clamd-mailcow
     ```
 
 === "docker-compose (Standalone)"
 
     ``` bash
-    docker-compose restart postfix-mailcow
+    docker-compose restart postfix-mailcow rspamd-mailcow clamd-mailcow
     ```
diff --git a/docs/manual-guides/Postfix/u_e-postfix-attachment_size.en.md b/docs/manual-guides/Postfix/u_e-postfix-attachment_size.en.md
index 0e85e6711..ad4f31ffd 100644
--- a/docs/manual-guides/Postfix/u_e-postfix-attachment_size.en.md
+++ b/docs/manual-guides/Postfix/u_e-postfix-attachment_size.en.md
@@ -1,14 +1,22 @@
 Open `data/conf/postfix/extra.cf` and set the `message_size_limit` accordingly in bytes. See `main.cf` for the default value.
 
-Restart Postfix:
+You will also need to adjust message size in Rspamd and Clamav configurations:
+
++ in `data/conf/rspamd/local.d/options.inc` add `max_message` parameter, check [Rspamd Docs](https://rspamd.com/doc/configuration/options.html#:~:text=DoS%20(default%3A%201024)-,max_message,-maximum%20size%20of) for defaults
++ in `data/conf/rspamd/local.d/external_services.conf` adjust `max_size` parameter for `oletools`
++ in `data/conf/rspamd/local.d/antivirus.conf` adjust `max_size` parameter for `clamav`
++ in `data/conf/clamav/clamd.conf` adjust `MaxScanSize` and `MaxFileSize`
+
+
+Restart Postfix, Rspamd and Clamav:
 === "docker compose (Plugin)"
 
     ``` bash
-    docker compose restart postfix-mailcow
+    docker compose restart postfix-mailcow rspamd-mailcow clamd-mailcow
     ```
 
 === "docker-compose (Standalone)"
 
     ``` bash
-    docker-compose restart postfix-mailcow
+    docker-compose restart postfix-mailcow rspamd-mailcow clamd-mailcow
     ```