diff --git a/shukan/ShukanController.java b/shukan/ShukanController.java
index 0a319f4dbf1465d816007884006a47df65d2a866..a4508c396947aa6fa4578aad92ecafaba2909973 100644
--- a/shukan/ShukanController.java
+++ b/shukan/ShukanController.java
@@ -16,7 +16,7 @@ public class ShukanController
   /** Controlled application data. */
   private ShukanData data;
   /** Controlled display student bar*/
-  ShukanStudent student;
+  private ShukanStudent student;
 
    /** Constructs a event handler.
     * @param canvas display area.