diff --git a/src/Main.java b/src/Main.java
index a8d599ea..f8e2f2fd 100644
--- a/src/Main.java
+++ b/src/Main.java
@@ -190,7 +190,7 @@ public static void dynamicLoadJar(String fileName) throws IOException {
             Method method = sysclass.getDeclaredMethod("addURL", URL.class);
 
             method.setAccessible(true);
-            method.invoke(sysloader, sysloader.getResource("minecraft_server.jar"));
+            method.invoke(sysloader, (new File(fileName)).toURI().toURL());
         } catch (Exception ex) {
             log.log(Level.SEVERE, "Could not add URL to class loader", ex);
             System.exit(1);