Sign release apk faild

when I use cli:

ionic cordova build android --prod --release --no-build -- -- --packageType=apk --keystore=my.jks --storePassword=password --alias=ReleaseKey

log:


FAILURE: Build failed with an exception.

* Where:
Build file '/xxx/platforms/android/app/build.gradle' line: 318

* What went wrong:
A problem occurred evaluating project ':app'.
> Keystore file does not exist: /xxx/platforms/android/../../my.jks

ionic info:

Ionic:

   Ionic CLI                     : 6.20.9 (/usr/local/lib/node_modules/@ionic/cli)
   Ionic Framework               : @ionic/angular 6.7.5
   @angular-devkit/build-angular : 12.2.18
   @angular-devkit/schematics    : 12.2.18
   @angular/cli                  : 12.2.18
   @ionic/angular-toolkit        : 9.0.0

Cordova:

   Cordova CLI       : 11.0.0 (cordova-lib@11.1.0)
   Cordova Platforms : android 11.0.0, ios 6.3.0
   Cordova Plugins   : cordova-plugin-ionic-keyboard 2.2.0, cordova-plugin-ionic-webview 5.0.0, (and 12 other plugins)

the error is saying

Keystore file does not exist

is the path and name correct to the keystore file?

--keystore=my.jks without input ../../, but error have