Fix flake error.
Fix flake error.

RCOSDP/waterbutler,rafaeldelucena/waterbutler,felliott/waterbutler,hmoco/waterbutler,TomBaxter/waterbutler,rdhyee/waterbutler,icereval/waterbutler,Johnetordoff/waterbutler,kwierman/waterbutler,Ghalko/waterbutler,CenterForOpenScience/waterbutler,cosenal/waterbutler,chrisseto/waterbutler