Minor fix

[takenori-y]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.56%. Comparing base (4b0160f) to head (44cfcd6).
⚠️ Report is 12 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #154      +/-   ##
==========================================
- Coverage   99.56%   99.56%   -0.01%     
==========================================
  Files         261      261              
  Lines        9505     9498       -7     
==========================================
- Hits         9464     9457       -7     
  Misses         41       41              

Flag	Coverage Δ
unittests	99.56% <100.00%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.