diff --git a/Classes/Interfaces/ConstructibleFromString.php b/Classes/Interfaces/ConstructibleFromString.php
index a9f8ef5..118f2a0 100644
--- a/Classes/Interfaces/ConstructibleFromString.php
+++ b/Classes/Interfaces/ConstructibleFromString.php
@@ -10,11 +10,7 @@
 interface ConstructibleFromString
 {
     /**
-     * Creates an instance of the class based on the provided string.
-     *
-     * @param string $value
-     *
-     * @return object
+     * Creates an instance of the class based on the provided string
      */
-    public static function fromString(string $value);
+    public static function fromString(string $value): ?object;
 }