diff --git a/src/ParticleGenerator.ts b/src/ParticleGenerator.ts
index 7d36848..8743c38 100644
--- a/src/ParticleGenerator.ts
+++ b/src/ParticleGenerator.ts
@@ -3,8 +3,6 @@ import { IRect } from './Rect'
 import Particle from './Particle'
 import { randomRange } from './utils'
 
-import { number } from 'prop-types';
-
 export interface IParticleGenerator extends IRect {
   removeParticleAt: (index: number) => void
   getParticle: () => void
@@ -69,7 +67,6 @@ export default class ParticleGenerator implements IParticleGenerator {
 
     const now = Date.now()
 
-
     // Initial population
     if(activeCount < numberOfPieces) {
       // Use the numberOfPieces prop as a key to reset the easing timing