diff --git a/launcher/src/main/java/net/woggioni/envelope/MainClassLoader.java b/launcher/src/main/java/net/woggioni/envelope/MainClassLoader.java
index 3de1271..97e7ce9 100644
--- a/launcher/src/main/java/net/woggioni/envelope/MainClassLoader.java
+++ b/launcher/src/main/java/net/woggioni/envelope/MainClassLoader.java
@@ -3,11 +3,11 @@ package net.woggioni.envelope;
 import java.nio.file.Path;
 import lombok.SneakyThrows;
 
-
 class MainClassLoader {
     @SneakyThrows
     static Class<?> loadMainClass(Iterable<Path> roots, String mainModuleName, String mainClassName) {
-        ClassLoader pathClassLoader = new net.woggioni.xclassloader.PathClassLoader(roots);
+        ClassLoader pathClassLoader = new net.woggioni.xclassloader.PathClassLoader(roots, ClassLoader.getSystemClassLoader().getParent());
+        Thread.currentThread().setContextClassLoader(pathClassLoader);
         return pathClassLoader.loadClass(mainClassName);
     }
 }
diff --git a/launcher/src/main/java11/net/woggioni/envelope/MainClassLoader.java b/launcher/src/main/java11/net/woggioni/envelope/MainClassLoader.java
index 4b8703b..5d99e50 100644
--- a/launcher/src/main/java11/net/woggioni/envelope/MainClassLoader.java
+++ b/launcher/src/main/java11/net/woggioni/envelope/MainClassLoader.java
@@ -21,7 +21,8 @@ class MainClassLoader {
     @SneakyThrows
     static Class<?> loadMainClass(Iterable<Path> roots, String mainModuleName, String mainClassName) {
         if (mainModuleName == null) {
-            ClassLoader pathClassLoader = new net.woggioni.xclassloader.PathClassLoader(roots);
+            ClassLoader pathClassLoader = new net.woggioni.xclassloader.PathClassLoader(roots, ClassLoader.getSystemClassLoader().getParent());
+            Thread.currentThread().setContextClassLoader(pathClassLoader);
             return pathClassLoader.loadClass(mainClassName);
         } else {
             ModuleLayer bootLayer = ModuleLayer.boot();