diff --git a/apps/user_ldap/lib/connection.php b/apps/user_ldap/lib/connection.php
index e04a23507b0df771548e10efac16868ae075f1ca..4df08f141c4fdaa56b5399ea9638c907e223ab40 100644
--- a/apps/user_ldap/lib/connection.php
+++ b/apps/user_ldap/lib/connection.php
@@ -434,7 +434,7 @@ class Connection extends LDAPUtility {
 
 	/**
 	 * @brief Validates the user specified configuration
-	 * @return true if configuration seems OK, false otherwise
+	 * @return bool true if configuration seems OK, false otherwise
 	 */
 	private function validateConfiguration() {