fix integer types

7 jobs for master in 7 minutes and 5 seconds
Status Job ID Name Coverage
  Test
passed #139395616
test_latest

00:04:22

 
  Coverage
passed #139413695
coverage_job

00:02:43

passed #139395617
coverage_job

00:02:53

 
  External
failed codecov/patch

50.0%
failed codecov/project

92.36948%
failed codecov/patch

50.0%
failed codecov/project

92.36948%