diff --git a/src/main/java/dataset/JavaBasic.java b/src/main/java/dataset/JavaBasic.java
index 727e91e..140bf16 100644
--- a/src/main/java/dataset/JavaBasic.java
+++ b/src/main/java/dataset/JavaBasic.java
@@ -42,7 +42,7 @@ public boolean call(Integer value) throws Exception {
             }
         });
 
-        ds.show();
+        ds2.show();
 
         List<Tuple3<Integer, String, String>> tuples =
             Arrays.asList(