diff --git a/src/layaAir/LayaEnv.ts b/src/layaAir/LayaEnv.ts
index 2e0164abdd..be79e925c2 100644
--- a/src/layaAir/LayaEnv.ts
+++ b/src/layaAir/LayaEnv.ts
@@ -1,5 +1,5 @@
 export class LayaEnv {
-    static version: string = "3.1.0";
+    static version: string = "3.1.1";
     static isPlaying: boolean = true;
     static isPreview: boolean = false;
     static isConch: boolean = (<any>window).conch != null;