diff --git a/src/test/java/com/alibaba/json/bvt/kotlin/Issue1593.java b/src/test/java/com/alibaba/json/bvt/kotlin/Issue1593.java
new file mode 100644
index 000000000..b190807e9
--- /dev/null
+++ b/src/test/java/com/alibaba/json/bvt/kotlin/Issue1593.java
@@ -0,0 +1,57 @@
+package com.alibaba.json.bvt.kotlin;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import junit.framework.TestCase;
+import org.apache.commons.io.IOUtils;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+public class Issue1593 extends TestCase {
+    public void test_user() throws Exception {
+        ExtClassLoader classLoader = new ExtClassLoader();
+        Class clazz = classLoader.loadClass("Issue1593_JsonBean");
+
+        String json = "{\n" +
+                "          \"signature\": \"8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918\",\n" +
+                "          \"list\": [\n" +
+                "            {\n" +
+                "                \"name\":\"aaa\"\n" +
+                "            },{\n" +
+                "                \"name\":\"bbb\"\n" +
+                "            }\n" +
+                "          ]\n" +
+                "        }";
+        Object bean = JSON.parseObject(json, clazz);
+        assertEquals("{\"list\":[{\"name\":\"aaa\"},{\"name\":\"bbb\"}],\"signature\":\"8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918\"}"
+                , JSON.toJSONString(bean));
+
+        JSONObject jsonObject = JSON.parseObject(json);
+        jsonObject.toJavaObject(clazz);
+    }
+
+    public static class ExtClassLoader extends ClassLoader {
+
+        public ExtClassLoader() throws IOException {
+            super(Thread.currentThread().getContextClassLoader());
+
+            {
+                byte[] bytes;
+                InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream("kotlin/issue1593/Issue1593_JsonBean.clazz");
+                bytes = IOUtils.toByteArray(is);
+                is.close();
+
+                super.defineClass("Issue1593_JsonBean", bytes, 0, bytes.length);
+            }
+            {
+                byte[] bytes;
+                InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream("kotlin/issue1593/Issue1593_Lists.clazz");
+                bytes = IOUtils.toByteArray(is);
+                is.close();
+
+                super.defineClass("Issue1593_Lists", bytes, 0, bytes.length);
+            }
+        }
+    }
+}
diff --git a/src/test/resources/kotlin/issue1593/Issue1593_JsonBean.clazz b/src/test/resources/kotlin/issue1593/Issue1593_JsonBean.clazz
new file mode 100644
index 000000000..a9e4114d3
Binary files /dev/null and b/src/test/resources/kotlin/issue1593/Issue1593_JsonBean.clazz differ
diff --git a/src/test/resources/kotlin/issue1593/Issue1593_Lists.clazz b/src/test/resources/kotlin/issue1593/Issue1593_Lists.clazz
new file mode 100644
index 000000000..53890e7e9
Binary files /dev/null and b/src/test/resources/kotlin/issue1593/Issue1593_Lists.clazz differ