diff --git a/src/Bundle/ChillMainBundle/Service/RollingDate/RollingDate.php b/src/Bundle/ChillMainBundle/Service/RollingDate/RollingDate.php
index e2657cde5..ea673b872 100644
--- a/src/Bundle/ChillMainBundle/Service/RollingDate/RollingDate.php
+++ b/src/Bundle/ChillMainBundle/Service/RollingDate/RollingDate.php
@@ -100,8 +100,12 @@ class RollingDate
         ];
     }
 
-    public static function fromNormalized(array $data): self
+    public static function fromNormalized(?array $data): ?self
     {
+        if (null === $data) {
+            return null;
+        }
+
         if (1 === $data['v']) {
             return new self(
                 $data['roll'],