diff --git a/setup/flavors/compose/mailu.env b/setup/flavors/compose/mailu.env
index 560f7722..44452e36 100644
--- a/setup/flavors/compose/mailu.env
+++ b/setup/flavors/compose/mailu.env
@@ -51,7 +51,7 @@ WEBMAIL={{ webmail_type }}
 WEBDAV={{ webdav_enabled or 'none' }}
 
 # Antivirus solution (value: clamav, none)
-#ANTIVIRUS={{ antivirus_enabled or 'none' }}
+ANTIVIRUS={{ antivirus_enabled or 'none' }}
 
 ###################################
 # Mail settings