From your dashboard
Go to Profile > settings > user profile

Type your new password in the field on the left-hand side.
Confirm it in the second box
Click on save

From the login menu
Don't panic if you can't remember your password to log in to Moonworkers.
Click on "forgot password"
Enter your email and click on the button
Open your emails
Click on choose a new password
Fill in the fields and click on "reset my password
Click on "back to log in"
Log in with your email and new password