diff --git a/Procyon.Reflection/src/main/java/com/strobel/reflection/emit/TypeBuilder.java b/Procyon.Reflection/src/main/java/com/strobel/reflection/emit/TypeBuilder.java
index 35dd38f..762c7f0 100644
--- a/Procyon.Reflection/src/main/java/com/strobel/reflection/emit/TypeBuilder.java
+++ b/Procyon.Reflection/src/main/java/com/strobel/reflection/emit/TypeBuilder.java
@@ -1231,12 +1231,15 @@ public final class TypeBuilder<T> extends Type<T> {
 
             _hasBeenCreated = true;
 
-            _generatedClass = (Class<T>) getUnsafeInstance().defineClass(
+            ClassLoader classloader = Thread.currentThread().getContextClassLoader();
+            java.lang.reflect.Method defineClass = classloader.getClass().getDeclaredMethod("defineClass", String.class, byte[].class, int.class, int.class, ProtectionDomain.class);
+            defineClass.setAccessible(true);
+
+            _generatedClass = (Class<T>) defineClass.invoke(classloader,
                 fullName,
                 classBytes,
                 0,
                 classBytes.length,
-                Thread.currentThread().getContextClassLoader(),
                 _protectionDomain
             );