diff --git a/mvt/ios/modules/mixed/sms_attachments.py b/mvt/ios/modules/mixed/sms_attachments.py
index 3bcdce0..ea9b477 100644
--- a/mvt/ios/modules/mixed/sms_attachments.py
+++ b/mvt/ios/modules/mixed/sms_attachments.py
@@ -56,7 +56,9 @@ class SMSAttachments(IOSExtraction):
     def check_indicators(self) -> None:
         for attachment in self.results:
             # Check for known malicious filenames.
-            if self.indicators and self.indicators.check_file_path(attachment["filename"]):
+            if self.indicators and self.indicators.check_file_path(
+                attachment["filename"]
+            ):
                 self.detected.append(attachment)
 
             if (