Fix flow initializer application

[andrewdavidmackenzie]

Fixes #1418

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 88%. Comparing base (15efbe2) to head (9883a63).

Additional details and impacted files

@@          Coverage Diff           @@
##           master   #2224   +/-   ##
======================================
+ Coverage      88%     88%   +1%     
======================================
  Files         151     151           
  Lines       18669   18738   +69     
======================================
+ Hits        16351   16419   +68     
- Misses       2318    2319    +1     

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