diff --git a/planetmint/application/validator.py b/planetmint/application/validator.py
index 284208f..08ada08 100644
--- a/planetmint/application/validator.py
+++ b/planetmint/application/validator.py
@@ -160,7 +160,7 @@ class Validator:
             self.validate_compose_inputs(transaction, current_transactions)
 
         return transaction
-    
+
     def validate_script(self, transaction: Transaction) -> bool:
         if transaction.script:
             return transaction.script.validate()
diff --git a/tests/assets/test_zenroom.py b/tests/assets/test_zenroom.py
index ec2bc5d..c8ac9fa 100644
--- a/tests/assets/test_zenroom.py
+++ b/tests/assets/test_zenroom.py
@@ -30,6 +30,7 @@ metadata = {"units": 300, "type": "KG"}
 
 SCRIPT_OUTPUTS = ["ok"]
 
+
 def test_zenroom_validation(b):
     biolabs = generate_key_pair()
     version = "3.0"
@@ -38,10 +39,7 @@ def test_zenroom_validation(b):
 
     output = {
         "amount": "10",
-        "condition": {
-            "details": _fulfillment_to_details(ed25519),
-            "uri": ed25519.condition_uri
-        },
+        "condition": {"details": _fulfillment_to_details(ed25519), "uri": ed25519.condition_uri},
         "public_keys": [
             biolabs.public_key,
         ],