Problem to update platforms

Hello,

I tried to update platforms ios and android in my project.
I think I tried every command line I found but it still shows old platforms:

sudo npm update -g ionic
sudo npm update -g cordova
ionic platform update ios
=> iOS project is now at version 3.7.0
ionic platform update android
=> Android project is now at version 3.6.4

but ios should be 3.8.0 and android at 3.7.1

Please help me :wink:
Thanks

Have you tried

sudo npm uninstall -g ionic && sudo npm install ionic

?

I tried this:

# sudo npm uninstall -g ionic && sudo npm install -g ionic
[...]
# sudo npm uninstall -g cordova && sudo npm install -g cordova
[...]
# cd test1/
# ionic platform list
Installed platforms: android 3.6.4, ios 3.7.0
Available platforms: amazon-fireos, blackberry10, browser, firefoxos
# ionic platform update ios 
iOS project is now at version 3.7.0
# ionic platform update android
Android project is now at version 3.6.4
# ionic --version
1.3.11
# cordova --version
4.2.0