diff --git a/pom.xml b/pom.xml
index b44e6ac..e3035a2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>pw.yumc</groupId>
     <artifactId>MiaoScript</artifactId>
-    <version>0.21.1</version>
+    <version>0.21.2</version>
     <developers>
         <developer>
             <id>502647092</id>
diff --git a/src/main/java/pw/yumc/MiaoScript/api/MiaoScriptAPI.java b/src/main/java/pw/yumc/MiaoScript/api/MiaoScriptAPI.java
index ed560b4..69d065b 100644
--- a/src/main/java/pw/yumc/MiaoScript/api/MiaoScriptAPI.java
+++ b/src/main/java/pw/yumc/MiaoScript/api/MiaoScriptAPI.java
@@ -8,7 +8,7 @@ import java.io.File;
 import java.nio.file.Paths;
 
 public class MiaoScriptAPI {
-    public static final String VERSION = "0.21.1";
+    public static final String VERSION = "0.21.2";
     private static String root;
     private static String libPath;
     private static ScriptEngine scriptEngine;
diff --git a/src/main/java/pw/yumc/MiaoScript/api/loader/JarLoader.java b/src/main/java/pw/yumc/MiaoScript/api/loader/JarLoader.java
index 5905d24..7e68346 100644
--- a/src/main/java/pw/yumc/MiaoScript/api/loader/JarLoader.java
+++ b/src/main/java/pw/yumc/MiaoScript/api/loader/JarLoader.java
@@ -25,7 +25,7 @@ public class JarLoader {
 
     private static void initReflect() {
         try {
-            ClassLoader loader = Thread.currentThread().getContextClassLoader();
+            ClassLoader loader = ClassLoader.getSystemClassLoader();
             Field theUnsafe = sun.misc.Unsafe.class.getDeclaredField("theUnsafe");
             theUnsafe.setAccessible(true);
             sun.misc.Unsafe unsafe = (sun.misc.Unsafe) theUnsafe.get(null);