diff --git a/README.md b/README.md
index aeadbc1..26009f4 100644
--- a/README.md
+++ b/README.md
@@ -17,21 +17,13 @@ make it possible to run android dex file in original Java Virtual Machine.
 
 3. use the jre you modified(**or use jdk in [appdbg-JDK](https://github.com/asmjmp0/appdbg-JDK)**)
 
-4. **exclude temp dir at project root dir.(if it exist)**<br>
-![](assets/idea_highlight_error.png)
-
-
-5. change idea settings
+4. change idea settings
 - set gradle jdk version with the patched jdk 
 ![](assets/gradle0.png)
 - set gradle java home with the patched jdk in [gradle.properties](gradle.properties)
 ![](assets/gradle1.png)
 
-6. **io redirect feature powered by java agent [agentJar](agent/build.gradle)**
-
-7. build test apk by [test-app sub project](test-app)
-
-8. run test suites in [testSuites](core/src/test/java/suites)
+5. run test suites in [testSuites](core/src/test/java/suites)
    
 ![](assets/1.png)
 
diff --git a/core/build.gradle b/core/build.gradle
index a4fd223..b0d6056 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -25,7 +25,9 @@ repositories {
 }
 
 test{
-    if (file("agent/$agent_jar_name").exists() && file("agent/$bootstrap_jar_name").exists()) jvmArgs("-javaagent:agent/$agent_jar_name")
+    if (file("agent/$agent_jar_name").exists() && file("agent/$bootstrap_jar_name").exists()){
+        jvmArgs("-Xverify:none","-javaagent:agent/$agent_jar_name")
+    }
     else System.err.println("core/agent/$agent_jar_name or core/agent/$bootstrap_jar_name not exists, please run task [agentJar] in agent/build.gradle file first.")
     useJUnitPlatform()
 }
@@ -47,7 +49,7 @@ dependencies {
     implementation 'net.dongliu:apk-parser:2.6.10'
     compileOnly files('../libs/'+android_lib_name)
 
-    testImplementation('org.junit.jupiter:junit-jupiter:5.8.2')
+    testImplementation('org.junit.jupiter:junit-jupiter:5.9.2')
     testCompileOnly fileTree(dir:'../libs/tempLibs',includes:['*jar'])
     testCompileOnly files('../libs/'+android_lib_name)