Ionic 4 RC - how to update peer dependencies

Ionic Framework
1

I’m updating my project to ionic 4.0.0-rc.2 and I get a number of warnings on peer dependencies. Is there an easy way to update angular to fix these issues?

npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular-devkit/core@^7.2.0 but none is installed. You must install peer dependenciesyourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular-devkit/schematics@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/core@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/common@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/forms@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/router@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/compiler@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/compiler-cli@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/platform-browser@^7.2.0 but none is installed. You must install peer dependencies yourself.
npm WARN @ionic/angular@4.0.0-rc.2 requires a peer of @angular/platform-browser-dynamic@^7.2.0 but none is installed. You must install peerdependencies yourself.

ionic info

// $ ionic info
Ionic:

   ionic (Ionic CLI)             : 4.8.0 (/Users/m/.nvm/versions/node/v8.9.4/lib/node_modules/ionic)
   Ionic Framework               : @ionic/angular 4.0.0-rc.2
   @angular-devkit/build-angular : 0.11.4
   @angular-devkit/schematics    : 7.1.4
   @angular/cli                  : 7.1.4
   @ionic/angular-toolkit        : 1.2.2

Capacitor:

   capacitor (Capacitor CLI) : 1.0.0-beta.13
   @capacitor/core           : 1.0.0-beta.13

Cordova:

   cordova (Cordova CLI) : 8.0.0
   Cordova Platforms     : none
   Cordova Plugins       : no whitelisted plugins (0 plugins total)

System:

   ios-deploy : 2.0.0
   NodeJS     : v8.9.4 (/Users/m/.nvm/versions/node/v8.9.4/bin/node)
   npm        : 6.5.0
   OS         : macOS High Sierra
   Xcode      : Xcode 10.1 Build version 10B61
2

this seemed to work

ng update @angular/cli @angular/core @angular-devkit/core @angular-devkit/schematics