diff --git a/src/net/md_5/bungee/api/bungeepluginmanager/PluginUtils.java b/src/net/md_5/bungee/api/bungeepluginmanager/PluginUtils.java
index 04e3a3c..677afa2 100644
--- a/src/net/md_5/bungee/api/bungeepluginmanager/PluginUtils.java
+++ b/src/net/md_5/bungee/api/bungeepluginmanager/PluginUtils.java
@@ -24,13 +24,11 @@ import com.google.common.collect.Multimap;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.plugin.*;
 import org.yaml.snakeyaml.Yaml;
-import org.yaml.snakeyaml.representer.Representer;
 import org.yaml.snakeyaml.constructor.Constructor;
-
+import org.yaml.snakeyaml.representer.Representer;
 
 import java.io.File;
 import java.io.InputStream;
-import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.Map;
 import java.util.ResourceBundle;
@@ -169,18 +167,19 @@ public final class PluginUtils {
                 Preconditions.checkNotNull(pluginsMap);
 
                 for (String dependency : desc.getDepends()) {
-                    if (!pluginsMap.keySet().contains(dependency)) {
+                    if (!pluginsMap.containsKey(dependency)) {
                         ProxyServer.getInstance().getLogger().log(Level.WARNING, "{0} (required by {1}) is unavailable", new Object[]{dependency, desc.getName()});
                         return false;
                     }
                 }
 
+                Object libraryLoader = ReflectionUtils.getFieldValue(ProxyServer.getInstance().getPluginManager(), "libraryLoader");
 
                 //load plugin
                 Class<?> pluginClassLoader = Class.forName("net.md_5.bungee.api.plugin.PluginClassloader");
-                java.lang.reflect.Constructor<?> constructor = pluginClassLoader.getConstructor(ProxyServer.class, PluginDescription.class, URL[].class);
+                java.lang.reflect.Constructor<?> constructor = pluginClassLoader.getConstructor(ProxyServer.class, PluginDescription.class, File.class, ClassLoader.class);
                 constructor.setAccessible(true);
-                URLClassLoader loader = (URLClassLoader) constructor.newInstance(ProxyServer.getInstance(), desc, new URL[]{pluginFile.toURI().toURL()});
+                URLClassLoader loader = (URLClassLoader) constructor.newInstance(ProxyServer.getInstance(), desc, pluginFile, libraryLoader != null ? ReflectionUtils.invokeMethod(libraryLoader, "createLoader", desc) : null);
                 Class<?> mainclazz = loader.loadClass(desc.getMain());
                 Plugin plugin = (Plugin) mainclazz.getDeclaredConstructor().newInstance();
                 ReflectionUtils.invokeMethod(plugin, "init", ProxyServer.getInstance(), desc);
diff --git a/src/net/md_5/bungee/api/bungeepluginmanager/ReflectionUtils.java b/src/net/md_5/bungee/api/bungeepluginmanager/ReflectionUtils.java
index 8bcd5d5..4ef2e86 100644
--- a/src/net/md_5/bungee/api/bungeepluginmanager/ReflectionUtils.java
+++ b/src/net/md_5/bungee/api/bungeepluginmanager/ReflectionUtils.java
@@ -70,20 +70,21 @@ public final class ReflectionUtils {
         return null;
     }
 
-    static void invokeMethod(Object obj, String methodName, Object... args) {
+    static Object invokeMethod(Object obj, String methodName, Object... args) {
         Class<?> clazz = obj.getClass();
         do {
             try {
                 for (Method method : clazz.getDeclaredMethods()) {
                     if (method.getName().equals(methodName) && method.getParameterTypes().length == args.length) {
                         method.setAccessible(true);
-                        method.invoke(obj, args);
+                        return method.invoke(obj, args);
                     }
                 }
             } catch (SecurityException | IllegalAccessException | IllegalArgumentException | InvocationTargetException error) {
                 // Ignore
             }
         } while ((clazz = clazz.getSuperclass()) != null);
+        throw new SecurityException("Method could not be found!");
     }
 
 }