diff --git a/Code/Philip/Python/Lab14_ATM.py b/Code/Philip/Python/Lab14_ATM.py
index b2613a2b..ef3bfddb 100644
--- a/Code/Philip/Python/Lab14_ATM.py
+++ b/Code/Philip/Python/Lab14_ATM.py
@@ -1,6 +1,7 @@
 '''ATM Lab14
 By Philip Bartoo
 10/25/21
+Updated 1/16/22
 '''
 
 class ATM:
@@ -12,8 +13,11 @@ def check_balance(self):
         return self.balance
     
     def deposit(self, amount):
-        self.balance += amount
-        return self.balance
+        if amount < 0:
+            return print("Not Allowed")
+        else:
+            self.balance += amount
+            return self.balance
     
     def check_withdrawal(self, amount):
         if self.balance - amount > 0:
@@ -80,5 +84,4 @@ def calc_interest(self):
         break
 
     else:
-        print('Command not recognized')
-    
+        print('Command not recognized')
\ No newline at end of file