Increasing your running speed takes a lot of training, discipline, focus, and also important. When you want to increase your speed in the running you have to set a goal for yourself and try all possible best to meet them; timing yourself is a simple starting point for you.
There are several things that you can do to make you run faster like
1. Knowing your current speed and ways to improve it
2. Find a good location to run on
3. Set your goals
4. Get all your right gear
5. Break your running pattern
6. Try fartlek, hill run, sprint, treadmill, stretch, jump rope, lift the weight, and yoga, etc. to increase speed
7. Avoid junk food and drink coffee a lot
8. Listen to good music