diff --git a/bridzik.py b/bridzik.py
index 3332285..08c6a0e 100644
--- a/bridzik.py
+++ b/bridzik.py
@@ -52,7 +52,7 @@ class Card_values(Enum):
         return NotImplemented
 
 
-class Card(JSONEncoder):
+class Card():
     def __init__(self, color: Card_colors, value: Card_values):
         self.color = color
         self.value = value