Ion Refresher not hidding in IOS

Describe the bug
The refresher is not hiding in IOS until I tap anywhere on the screen.

To Reproduce
I run the refresher and when I finish loading the content I do ‘event.taget.complete’.

Expected behavior
When the content is loaded, the refresher should hide.

Versions
Ionic CLI: 6.2.0
Ionic Framework: @ionic/angular 5.0.4
@angular-devkit/build-angular : 0.900.5
@angular-devkit/schematics: 8.1.3
@angular/cli: 9.0.5
@ionic/angular-toolkit: 2.0.0
Cordova CLI: 9.0.0 (cordova-lib@9.0.1)
Cordova Platforms: ios 5.1.1
Iphone Xr IOS 13.3.1