diff --git a/dangerzone/document.py b/dangerzone/document.py
index 0b3e3f4..8af46f0 100644
--- a/dangerzone/document.py
+++ b/dangerzone/document.py
@@ -123,6 +123,10 @@ class Document:
         self.validate_output_filename(filename)
         self._output_filename = filename
 
+    @property
+    def sanitized_output_filename(self) -> str:
+        return util.replace_control_chars(self.output_filename)
+
     @property
     def suffix(self) -> str:
         return self._suffix