diff --git a/src/common.ts b/src/common.ts
index a3f7981..af8accc 100644
--- a/src/common.ts
+++ b/src/common.ts
@@ -6,7 +6,7 @@ import fs from "fs";
 export const minConfidence = 0.4;
 
 // TinyFaceDetectorOptions
-export const inputSize = 408;
+export const inputSize = 416;
 export const scoreThreshold = 0.5;
 
 export const getFaceDetectorOptions = (net: faceapi.NeuralNetwork<any>) => {