diff --git a/graphql_api/types/impacted_file/impacted_file.py b/graphql_api/types/impacted_file/impacted_file.py
index 19441eb70c..b9fdbcb68f 100644
--- a/graphql_api/types/impacted_file/impacted_file.py
+++ b/graphql_api/types/impacted_file/impacted_file.py
@@ -91,7 +91,7 @@ def resolve_segments(
         else:
             return ProviderError()
 
-    segments = file_comparison.segments
+    segments = file_comparison.segments or []
 
     if filters.get("has_unintended_changes") is True:
         # segments with no diff changes and at least 1 unintended change