diff --git a/pom.xml b/pom.xml
index bdf539c..abc2782 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,6 @@
     	<maven.compiler.target>1.7</maven.compiler.target>
 	</properties>
 
-
 	<plugins>
 		<plugin>
     		<groupId>org.apache.maven.plugins</groupId>
diff --git a/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatch.java b/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatch.java
index 08ee9f4..6e8ed0e 100644
--- a/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatch.java
+++ b/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatch.java
@@ -4,27 +4,45 @@ import java.lang.instrument.Instrumentation;
 import java.lang.instrument.UnmodifiableClassException;
 import java.lang.Class;
 import java.lang.String;
+import java.lang.Exception;
+import java.net.URL;
+import javax.net.ssl.HttpsURLConnection;
 import net.x3f200c.pala4linux.launcherpatch.LauncherPatcher;
 
 public class LauncherPatch {
 	public static void premain(String agentArgs, Instrumentation inst) {
+		try {
+			prepareCertificates();
+		} catch (Exception e) {
+			System.out.println("[PalaLauncher4Linux] Failed to prepare certificates. ");
+		}
 		patch(inst);
 	}
 	public static void agentmain(String agentArgs, Instrumentation inst) {
+		try {
+			prepareCertificates();
+		} catch (Exception e) {
+			System.out.println("[PalaLauncher4Linux] Failed to prepare certificates. ");
+		}
 		patch(inst);
 	}
+	public static void prepareCertificates() throws Exception {
+		URL apacheMavenRepository = new URL("https://repo.maven.apache.org");
+
+		HttpsURLConnection connection = (HttpsURLConnection) apacheMavenRepository.openConnection();
+		connection.connect();
+		connection.disconnect();
+	}
 	public static void patch(Instrumentation inst) {
 		Class<?> routeHandlerClass = null;
-		ClassLoader routeHandlerClassLoader = null;
 
 		try {
 			routeHandlerClass = Class.forName("fr.paladium.router.route.common.CommonRoute");
-			routeHandlerClassLoader = routeHandlerClass.getClassLoader();
 		} catch(ClassNotFoundException e) {
 
 		}
 
-		LauncherPatcher dt = new LauncherPatcher(routeHandlerClass.getName(), routeHandlerClassLoader);
+		LauncherPatcher dt = new LauncherPatcher(routeHandlerClass.getName());
 
 		inst.addTransformer(dt, true);
 
diff --git a/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatcher.java b/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatcher.java
index 1c025c7..cf13d3c 100644
--- a/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatcher.java
+++ b/src/main/java/net/x3f200c/pala4linux/launcherpatch/LauncherPatcher.java
@@ -10,24 +10,22 @@ import javassist.NotFoundException;
 import javassist.CannotCompileException;
 
 class LauncherPatcher implements ClassFileTransformer {
-	private final String targetClassName;
+	private final String routeTargetClassName;
 
-	public LauncherPatcher(String className, ClassLoader classLoader) {
-        this.targetClassName = className;
+	public LauncherPatcher(String routerClassName) {
+		this.routeTargetClassName = routerClassName;
     }
 
 	@Override
 	public byte[] transform(ClassLoader loader, String className, Class<?> redefinedClass, ProtectionDomain protectionDomain, byte[] classBuffer) {
 		byte[] bytecode = classBuffer;
 
-		String finalTargetClassName = this.targetClassName.replaceAll("\\.", "/");
-        if (!className.equals(finalTargetClassName)) {
-            return bytecode;
-        }
+		ClassPool cp = ClassPool.getDefault();
 
-		if (className.equals(finalTargetClassName)) {
+		String finalRouterClassName = this.routeTargetClassName.replaceAll("\\.", "/");
+
+		if (className.equals(finalRouterClassName)) {
 			try {
-				ClassPool cp = ClassPool.getDefault();
 				CtClass crClass = cp.get("fr.paladium.router.route.common.CommonRoute");
 				CtMethod osGetterMethod = crClass.getDeclaredMethod("handleGetOS");