Background geolocation stops working in ios after 30 sec

Hi, background geolocation stops working after 30 sec in background

@ionic/cli-utils  : 1.19.0
ionic (Ionic CLI) : 3.19.0

global packages:

cordova (Cordova CLI) : 8.0.0 

local packages:

@ionic/app-scripts : 3.2.0
Cordova Platforms  : android 7.0.0 ios 4.5.5
Ionic Framework    : ionic-angular 3.9.2

System:

Android SDK Tools  : 26.1.1
ios-deploy               : 1.9.2 
ios-sim                    : 6.0.0 
Node                       : v6.14.2
npm                        : 3.10.10 
OS                          : macOS High Sierra
Xcode                     : Xcode 9.2 Build version 9C40b 

Environment Variables:

ANDROID_HOME : /Users/developer/Library/Android/sdk

Misc:

backend : pro

saveBatteryOnBackground : false

included this in configuration solved the problem. (plugin version 2.3.6)