diff --git a/core/src/transformer/CacluclateStatistics.ts b/core/src/transformer/CacluclateStatistics.ts
index d759bb8..451d5c7 100644
--- a/core/src/transformer/CacluclateStatistics.ts
+++ b/core/src/transformer/CacluclateStatistics.ts
@@ -97,7 +97,7 @@ export default class CalculateStatistics extends ItemTransformer {
       }
       page = item.page;
     });
-    const mostUsedDistance = parseInt(getMostUsedKey(distanceToOccurrence));
+    // const mostUsedDistance = parseInt(getMostUsedKey(distanceToOccurrence));
 
     const fontIdToName: string[] = [];
     const fontToType = new Map<string, FontType>();
diff --git a/core/test/support/functional.test.ts b/core/test/support/functional.test.ts
index 50421eb..44e39d0 100644
--- a/core/test/support/functional.test.ts
+++ b/core/test/support/functional.test.ts
@@ -1,6 +1,4 @@
-import Item from 'src/Item';
 import { flatMap, flatten, groupBy } from 'src/support/functional';
-import { items } from 'test/testItems';
 
 test('flatMap', async () => {
   expect(flatMap([], (e) => e)).toEqual([]);