diff --git a/button1.py b/button1.py
index 6517ea3..0fb351c 100644
--- a/button1.py
+++ b/button1.py
@@ -2,8 +2,8 @@
 
 window =Tk()
 
-b1 = Button(window, text="Hong kil-dong")
-b2 = Button(window, text="60201111")
+b1 = Button(window, text="lim yongjin")
+b2 = Button(window, text="60212230")
 b1.grid(row=0, column=0)
 b2.grid(row=1, column=1)