diff --git a/backend/lib/Definition/Definition.php b/backend/lib/Definition/Definition.php
index f68672e..e435846 100644
--- a/backend/lib/Definition/Definition.php
+++ b/backend/lib/Definition/Definition.php
@@ -74,7 +74,7 @@ abstract class Definition {
 		elseif (static::exists($name)) {
 			return static::$definitions[$name];
 		}
-		else
+		else {
 			throw new \Exception('Unknown definition');
 		}
 	}