diff --git a/web/src/components/Changes/Changes.tsx b/web/src/components/Changes/Changes.tsx
index a2e9daa37..bee5ceccb 100644
--- a/web/src/components/Changes/Changes.tsx
+++ b/web/src/components/Changes/Changes.tsx
@@ -243,7 +243,7 @@ export const Changes: React.FC<ChangesProps> = ({
                   str={getString('pr.diffStatsLabel')}
                   vars={{
                     changedFilesLink: <ChangesDropdown diffs={diffs} />,
-                    addedLines: formatNumber(diffStats.addedLines),
+                    addedLines: diffStats.addedLines ? formatNumber(diffStats.addedLines) : '0',
                     deletedLines: diffStats.deletedLines ? formatNumber(diffStats.deletedLines) : '0',
                     configuration: (
                       <DiffViewConfiguration