diff --git a/client_test.py b/client_test.py
index 478d309..f95c418 100644
--- a/client_test.py
+++ b/client_test.py
@@ -1,7 +1,7 @@
 import math
 
 
-class key:
+class Key:
     how_many_keys = 0
 
     # Initialisierung eines Schlüssels
@@ -21,12 +21,12 @@ class key:
 
 key_list = []
 for i in range(11, 42, 10):
-    a = "key_" + str(i) + " = key(" + str(i) + ")"
+    a = "key_" + str(i) + " = Key(" + str(i) + ")"
     exec(a)
     a2 = "key_list.append(key_" + str(i) + ")"
     exec(a2)
     
-    b = "key_" + str(i+1) + " = key(" + str(i+1) + ")"
+    b = "key_" + str(i+1) + " = Key(" + str(i+1) + ")"
     exec(b)
     b2 = "key_list.append(key_" + str(i+1) + ")"
     exec(b2)