diff --git a/src/Transformers/Actions/ContractActionTransformer.php b/src/Transformers/Actions/ContractActionTransformer.php
index 3b7da6b..be217c7 100644
--- a/src/Transformers/Actions/ContractActionTransformer.php
+++ b/src/Transformers/Actions/ContractActionTransformer.php
@@ -26,7 +26,7 @@ public static function fromArray(array $data): ContractAction
     {
         return new ContractAction(
             label: $data['label'],
-            description: $data['description'],
+            description: $data['description'] ?? null,
             address: Address::newFromBech32($data['address']),
             func: $data['func'],
             args: $data['args'],