diff --git a/app/build.gradle b/app/build.gradle
index 990b59760..250200bea 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -94,7 +94,7 @@ dependencies {
     //lifecycle
     def lifecycle_version = '2.0.0'
     implementation "androidx.lifecycle:lifecycle-extensions:$lifecycle_version"
-    kapt "androidx.lifecycle:lifecycle-compiler:$lifecycle_version"
+    implementation "androidx.lifecycle:lifecycle-common-java8:$lifecycle_version"
 
     //room
     def room_version = '2.1.0'
@@ -133,6 +133,10 @@ dependencies {
     //Glide
     implementation 'com.github.bumptech.glide:glide:4.9.0'
 
+    //webServer
+    implementation 'org.nanohttpd:nanohttpd:2.3.1'
+    implementation 'org.nanohttpd:nanohttpd-websocket:2.3.1'
+
     //二维码
     implementation 'cn.bingoogolapple:bga-qrcode-zxing:1.3.6'