diff --git a/app/integrations/simbrella.py b/app/integrations/simbrella.py
index a08e925..72217f2 100644
--- a/app/integrations/simbrella.py
+++ b/app/integrations/simbrella.py
@@ -17,7 +17,7 @@ class SimbrellaClient:
 
         # Check if the transaction exists
         logger.info(f"Checking if transaction exists")
-        transaction = TransactionService.get_transaction_by_id(transaction_id=data['transactionId'])
+        transaction = TransactionService.get_transaction_by_transaction_id(transaction_id=data['transactionId'])
         logger.info(f"Response from database: {transaction}")
 
         if not transaction:
diff --git a/app/services/transactions.py b/app/services/transactions.py
index 3ce6177..bc09457 100644
--- a/app/services/transactions.py
+++ b/app/services/transactions.py
@@ -3,7 +3,7 @@ from app.models import Transaction
 class TransactionService:
 
     @staticmethod
-    def get_transaction_by_id(transaction_id):
+    def get_transaction_by_transaction_id(transaction_id):
         """
         Get the transaction by ID
         """