diff --git a/bindAPI/src/Controller/ApiUsers.php b/bindAPI/src/Controller/ApiUsers.php
index 929d3ef..513b5c5 100644
--- a/bindAPI/src/Controller/ApiUsers.php
+++ b/bindAPI/src/Controller/ApiUsers.php
@@ -2,6 +2,7 @@
 
 namespace App\Controller;
 
+use Exception;
 use PDO;
 use PDOException;
 
@@ -10,12 +11,9 @@ use PDOException;
  */
 class ApiUsers
 {
-	private PDO $dbConnection;
+	public function __construct(private PDO $dbConnection)
+	{}
 	
-	public function __construct(PDO $dbConnection)
-	{
-		$this->dbConnection = $dbConnection;
-	}
 	
 	/**
 	 * @return array|false
@@ -53,7 +51,7 @@ class ApiUsers
 			$statement->bindParam(':id', $id);
 			$statement->execute();
 			return $statement->fetchAll(PDO::FETCH_ASSOC);
-		} catch (\PDOException $e) {
+		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
 	}
@@ -71,7 +69,7 @@ class ApiUsers
 			$statement->bindParam(':prefix', $prefix);
 			$statement->execute();
 			return $statement->fetch(PDO::FETCH_ASSOC);
-		} catch (\PDOException $e) {
+		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
 	}
@@ -86,13 +84,12 @@ class ApiUsers
 		try {
 			$key = bin2hex(random_bytes(24));
 			$result['key'] = $key;
-		} catch (\Exception $e) {
+		} catch (Exception $e) {
 			echo $e->getMessage() . PHP_EOL;
 			exit(1);
 		}
 		$token = password_hash($tokenPrefix . '.' . $key, PASSWORD_ARGON2ID);
 		
-		//print()
 		$statement = "
             INSERT INTO user (api_token_prefix, api_token)
             VALUES (:token_prefix, :token)";
@@ -104,7 +101,7 @@ class ApiUsers
 			$statement->execute();
 			$result['row'] = $this->dbConnection->lastInsertId();
 			return $result;
-		} catch (\PDOException $e) {
+		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
 	}
@@ -113,9 +110,9 @@ class ApiUsers
 	/**
 	 * @param $id
 	 *
-	 * @return void
+	 * @return int
 	 */
-	public function delete($id)
+	public function delete($id): int
 	{
 		$statement = "
             DELETE FROM user
@@ -126,7 +123,7 @@ class ApiUsers
 			$statement->bindParam('id', $id);
 			$statement->execute();
 			return $statement->rowCount();
-		} catch (\PDOException $e) {
+		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
 	}