diff --git a/android-example/build.gradle b/android-example/build.gradle
index be2c04b..553c36a 100644
--- a/android-example/build.gradle
+++ b/android-example/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.3'
+        classpath 'com.android.tools.build:gradle:3.6.1'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
diff --git a/android-example/decodesdk/src/main/java/net/irext/decode/sdk/IRDecode.java b/android-example/decodesdk/src/main/java/net/irext/decode/sdk/IRDecode.java
index ab5eef2..cd8e8f2 100644
--- a/android-example/decodesdk/src/main/java/net/irext/decode/sdk/IRDecode.java
+++ b/android-example/decodesdk/src/main/java/net/irext/decode/sdk/IRDecode.java
@@ -3,9 +3,6 @@ package net.irext.decode.sdk;
 import net.irext.decode.sdk.bean.ACStatus;
 import net.irext.decode.sdk.bean.TemperatureRange;
 import net.irext.decode.sdk.utils.Constants;
-import org.springframework.beans.factory.annotation.Autowired;
-
-import javax.servlet.ServletContext;
 
 /**
  * Filename:       IRDecode.java
@@ -21,9 +18,6 @@ public class IRDecode {
 
     private static final String TAG = IRDecode.class.getSimpleName();
 
-    @Autowired
-    private static ServletContext context;
-
     private static Object mSync = new Object();
 
     private native String irGetVersion();
diff --git a/android-example/gradle/wrapper/gradle-wrapper.properties b/android-example/gradle/wrapper/gradle-wrapper.properties
index 1ba28a7..3ea004d 100644
--- a/android-example/gradle/wrapper/gradle-wrapper.properties
+++ b/android-example/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sat Oct 26 07:20:34 CST 2019
+#Mon Mar 09 22:01:47 CST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip