Your environment can highly affect your own mind. This is why it's important to choose your friends carefully. If you have many friends or relatives that remind you of your former habits, then you might easily have a relapse. Even the things that you used when you drank alcohol like the glasses and the bottles, its high time to get rid of them. Those are traces from your previous life that you're trying to forget and break with. If you want to break with the past, you have to do get rid of all of them.
Speak to your sober friends.
If you want to quit this habbit and start a sober life, its advisable to announce it to another person