Fix bin search error

[Micki-D]

Fixes the error found in issue #17

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.03%. Comparing base (84cac09) to head (e0a9aa5).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #22   +/-   ##
=======================================
  Coverage   97.03%   97.03%           
=======================================
  Files           7        7           
  Lines         405      405           
=======================================
  Hits          393      393           
  Misses         12       12           

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

[oschulz]

Thanks!