diff --git a/plugins/ldap-identities/index.php b/plugins/ldap-identities/index.php
index 121d0261b3..d56df3ca69 100644
--- a/plugins/ldap-identities/index.php
+++ b/plugins/ldap-identities/index.php
@@ -67,7 +67,7 @@ protected function configMapping(): array
 			Property::NewInstance(LdapConfig::CONFIG_MAIL_PREFIX)
 				->SetLabel("Email prefix")
 				->SetType(PluginPropertyType::STRING)
-				->SetDescription("Only addresses with this prefix will be used as identity. The prefix is removed from the identity list.\nThis is useful for example to import identities from Exchange, which stores mail addresses in the ProxyAddresses attribut of Active Directory with \"smtp:\" as prefix. \(e.g. \"smtp:john.doe@topsecret.info\"\)\n-> To use addresses set by Exchange use \"smtp:\" as prefix.")
+				->SetDescription("Only addresses with this prefix will be used as identity. The prefix is removed from the identity list.\nThis is useful for example to import identities from Exchange, which stores mail addresses in the ProxyAddresses attribut of Active Directory with \"smtp:\" as prefix. (e.g. \"smtp:john.doe@topsecret.info\")\n-> To use addresses set by Exchange use \"smtp:\" as prefix.")
 				->SetDefaultValue(""),
 
 			Property::NewInstance(LdapConfig::CONFIG_BIND_USER)