diff --git a/finnow-api/source/transaction/service.d b/finnow-api/source/transaction/service.d
index 693db06..76cda56 100644
--- a/finnow-api/source/transaction/service.d
+++ b/finnow-api/source/transaction/service.d
@@ -277,7 +277,7 @@ void updateAttachments(
  * Params:
  *   ds = The profile datasource to use.
  *   request = The request to read filter parameters from.
- *   fileFormat = The file format to write.
+ *   response = The response to write the file to.
  */
 void exportTransactionsToFile(
     ProfileDataSource ds,