diff --git a/backend/todo/exceptions.py b/backend/todo/exceptions.py
index 0d10b2c..40b521c 100644
--- a/backend/todo/exceptions.py
+++ b/backend/todo/exceptions.py
@@ -8,7 +8,7 @@ class NotFoundException(Exception):
 
 
 class DataIntegrityException(Exception):
-    """Raised when a resource was unexpectedly not found."""
+    """Raised to prevent a semantically invalid database operation."""
 
     pass