diff --git a/network_sketcher.py b/network_sketcher.py
index f347cdf..9bcc1ff 100644
--- a/network_sketcher.py
+++ b/network_sketcher.py
@@ -40,7 +40,7 @@ def __init__(self):
         self.click_value_2nd = ''
         self.click_value_3rd = ''
         self.root = TkinterDnD.Tk()
-        self.root.title("Network Sketcher  ver 2.3.1")
+        self.root.title("Network Sketcher  ver 2.3.1(a)")
         self.root.geometry("490x200+100+100")
         
         # Notebook