diff --git a/freetextresponse/tests/validate_field_data.json b/freetextresponse/tests/validate_field_data.json
index d99c8c81..935626d8 100644
--- a/freetextresponse/tests/validate_field_data.json
+++ b/freetextresponse/tests/validate_field_data.json
@@ -38,6 +38,14 @@
         "min_word_count": 2,
         "submitted_message": "",
         "result": "Submission Received Message cannot be blank"
+    },
+    "submission_message_blank_null_max_attempts": {
+        "weight": 0,
+        "max_attempts": null,
+        "max_word_count": 3,
+        "min_word_count": 2,
+        "submitted_message": "",
+        "result": "Submission Received Message cannot be blank"
     }
 }
 
diff --git a/freetextresponse/views.py b/freetextresponse/views.py
index 5e654fe7..bb409448 100644
--- a/freetextresponse/views.py
+++ b/freetextresponse/views.py
@@ -7,7 +7,7 @@
 try:
     from xblock.utils.resources import ResourceLoader
     from xblock.utils.studio_editable import StudioEditableXBlockMixin
-except ModuleNotFoundError:
+except ModuleNotFoundError:  # pragma: no cover
     # For backward compatibility with releases older than Quince.
     from xblockutils.resources import ResourceLoader
     from xblockutils.studio_editable import StudioEditableXBlockMixin