diff --git a/playscript-java/src/main/play/PrimitiveType.java b/playscript-java/src/main/play/PrimitiveType.java
index fd3c5a2..acc2d03 100644
--- a/playscript-java/src/main/play/PrimitiveType.java
+++ b/playscript-java/src/main/play/PrimitiveType.java
@@ -34,7 +34,7 @@ private PrimitiveType(String name) {
     public static PrimitiveType Char = new PrimitiveType("Char");
     public static PrimitiveType Short = new PrimitiveType("Short");
 
-    public static PrimitiveType String = new PrimitiveType("Short"); //增加String为基础类型
+    public static PrimitiveType String = new PrimitiveType("String"); //增加String为基础类型
 
     public static PrimitiveType Null = new PrimitiveType("null");
 
@@ -89,4 +89,4 @@ public boolean isType(Type type){
         return this == type;
     }
 
-}
\ No newline at end of file
+}