diff --git a/app/models/transaction.py b/app/models/transaction.py
index 85b3e44..cd2f3cc 100644
--- a/app/models/transaction.py
+++ b/app/models/transaction.py
@@ -18,9 +18,8 @@ class Transaction(db.Model):
     @classmethod
     def create_transaction(cls, id, account_id, type, channel):
 
-        # not sure why we have tis test yet
-        # if cls.query.filter_by(id=id).first():
-        #     raise ValueError("Duplicate Transaction")
+        if cls.query.filter_by(id=id).first():
+            raise ValueError("Duplicate Transaction")
 
         transaction = cls(
             id=id,