diff --git a/core/src/main/java/com/alibaba/testable/processor/EnableTestableInjectProcessor.java b/core/src/main/java/com/alibaba/testable/processor/EnableTestableInjectProcessor.java
index 0856d42..841934b 100644
--- a/core/src/main/java/com/alibaba/testable/processor/EnableTestableInjectProcessor.java
+++ b/core/src/main/java/com/alibaba/testable/processor/EnableTestableInjectProcessor.java
@@ -3,7 +3,6 @@ package com.alibaba.testable.processor;
 import com.alibaba.testable.annotation.EnableTestableInject;
 import com.alibaba.testable.translator.EnableTestableInjectTranslator;
 import com.alibaba.testable.translator.MethodRecordTranslator;
-import com.alibaba.testable.util.ResourceUtil;
 import com.sun.tools.javac.code.Symbol;
 import com.sun.tools.javac.tree.JCTree;
 
@@ -13,10 +12,6 @@ import javax.annotation.processing.SupportedSourceVersion;
 import javax.lang.model.SourceVersion;
 import javax.lang.model.element.Element;
 import javax.lang.model.element.TypeElement;
-import javax.tools.FileObject;
-import javax.tools.StandardLocation;
-import java.io.IOException;
-import java.io.OutputStream;
 import java.util.Set;
 
 /**
@@ -26,15 +21,9 @@ import java.util.Set;
 @SupportedSourceVersion(SourceVersion.RELEASE_7)
 public class EnableTestableInjectProcessor extends BaseProcessor {
 
-    private static final String AGENT_TARGET_FOLDER = "";
-    private static final String AGENT_TARGET_FILE = "testable.jar";
-    private static final String AGENT_SOURCE_FILE = "testable-agent.jar";
-    private static boolean hasFirstClassCompiled = false;
-
     @Override
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
         Set<? extends Element> elements = roundEnv.getElementsAnnotatedWith(EnableTestableInject.class);
-        createStaticNewClass();
         for (Element element : elements) {
             if (element.getKind().isClass()) {
                 processClassElement((Symbol.ClassSymbol)element);
@@ -43,24 +32,6 @@ public class EnableTestableInjectProcessor extends BaseProcessor {
         return true;
     }
 
-    private void createStaticNewClass() {
-        if (!checkFirstClassCompiled()) {
-            byte[] bytes = ResourceUtil.fetchBinary(AGENT_SOURCE_FILE);
-            if (bytes.length == 0) {
-                cx.logger.error("Failed to generate testable agent jar");
-            }
-            writeBinaryFile(AGENT_TARGET_FOLDER, AGENT_TARGET_FILE, bytes);
-        }
-    }
-
-    private boolean checkFirstClassCompiled() {
-        if (!hasFirstClassCompiled) {
-            hasFirstClassCompiled = true;
-            return false;
-        }
-        return true;
-    }
-
     private void processClassElement(Symbol.ClassSymbol clazz) {
         JCTree tree = cx.trees.getTree(clazz);
         MethodRecordTranslator methodRecordTranslator = new MethodRecordTranslator();
@@ -68,17 +39,4 @@ public class EnableTestableInjectProcessor extends BaseProcessor {
         tree.accept(new EnableTestableInjectTranslator(cx, methodRecordTranslator.getMethods()));
     }
 
-    private void writeBinaryFile(String path, String fileName, byte[] content) {
-        try {
-            FileObject resource = cx.filter.createResource(StandardLocation.SOURCE_OUTPUT, path, fileName);
-            OutputStream out = resource.openOutputStream();
-            out.write(content);
-            out.flush();
-            out.close();
-        } catch (IOException e) {
-            e.printStackTrace();
-            cx.logger.error("Failed to write " + fileName);
-        }
-    }
-
 }
diff --git a/core/src/main/java/com/alibaba/testable/processor/EnableTestableProcessor.java b/core/src/main/java/com/alibaba/testable/processor/EnableTestableProcessor.java
index a8b2ef9..d9c8ed2 100644
--- a/core/src/main/java/com/alibaba/testable/processor/EnableTestableProcessor.java
+++ b/core/src/main/java/com/alibaba/testable/processor/EnableTestableProcessor.java
@@ -2,6 +2,7 @@ package com.alibaba.testable.processor;
 
 import com.alibaba.testable.annotation.EnableTestable;
 import com.alibaba.testable.translator.EnableTestableTranslator;
+import com.alibaba.testable.util.ResourceUtil;
 import com.sun.tools.javac.code.Symbol;
 import com.sun.tools.javac.tree.JCTree;
 
@@ -12,6 +13,10 @@ import javax.lang.model.SourceVersion;
 import javax.lang.model.element.Element;
 import javax.lang.model.element.Name;
 import javax.lang.model.element.TypeElement;
+import javax.tools.FileObject;
+import javax.tools.StandardLocation;
+import java.io.IOException;
+import java.io.OutputStream;
 import java.util.Set;
 
 /**
@@ -21,8 +26,12 @@ import java.util.Set;
 @SupportedSourceVersion(SourceVersion.RELEASE_7)
 public class EnableTestableProcessor extends BaseProcessor {
 
+    private static final String TESTABLE_AGENT_JAR = "testable-agent.jar";
+    private static boolean hasFirstClassCompiled = false;
+
     @Override
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
+        createTestableAgentJar();
         Set<? extends Element> elements = roundEnv.getElementsAnnotatedWith(EnableTestable.class);
         for (Element element : elements) {
             if (element.getKind().isClass() && isTestClass(element.getSimpleName())) {
@@ -50,4 +59,34 @@ public class EnableTestableProcessor extends BaseProcessor {
         return testClassName.substring(0, testClassName.length() - "Test".length());
     }
 
+    private void createTestableAgentJar() {
+        if (!checkFirstClassCompiled()) {
+            byte[] bytes = ResourceUtil.fetchBinary(TESTABLE_AGENT_JAR);
+            if (bytes.length == 0) {
+                cx.logger.error("Failed to generate testable agent jar");
+            }
+            writeBinaryFile("", TESTABLE_AGENT_JAR, bytes);
+        }
+    }
+
+    private boolean checkFirstClassCompiled() {
+        if (!hasFirstClassCompiled) {
+            hasFirstClassCompiled = true;
+            return false;
+        }
+        return true;
+    }
+
+    private void writeBinaryFile(String path, String fileName, byte[] content) {
+        try {
+            FileObject resource = cx.filter.createResource(StandardLocation.SOURCE_OUTPUT, path, fileName);
+            OutputStream out = resource.openOutputStream();
+            out.write(content);
+            out.flush();
+            out.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+            cx.logger.error("Failed to write " + fileName);
+        }
+    }
 }