diff --git a/apps/code/src/renderer/features/code-editor/hooks/useCodeMirror.ts b/apps/code/src/renderer/features/code-editor/hooks/useCodeMirror.ts
index 0c3178672..824c796cf 100644
--- a/apps/code/src/renderer/features/code-editor/hooks/useCodeMirror.ts
+++ b/apps/code/src/renderer/features/code-editor/hooks/useCodeMirror.ts
@@ -86,9 +86,10 @@ const getBaseDiffConfig = (
   highlightChanges: false,
   gutter: true,
   mergeControls: createMergeControls(onReject),
-  diffConfig: hideWhitespaceChanges
-    ? { override: whitespaceIgnoringDiff }
-    : undefined,
+  diffConfig: {
+    scanLimit: 50000,
+    ...(hideWhitespaceChanges && { override: whitespaceIgnoringDiff }),
+  },
 });
 
 export function useCodeMirror(options: SingleDocOptions | DiffOptions) {