diff --git a/doorcontrol/hid/Credential.py b/doorcontrol/hid/Credential.py
index a05a557..e38703b 100644
--- a/doorcontrol/hid/Credential.py
+++ b/doorcontrol/hid/Credential.py
@@ -43,7 +43,7 @@ class Credential:
         )
         bits[6] = cls.even_parity(bits)
         bits[31] = cls.odd_parity(bits)
-        return cls(bitstring.Bits(bits))
+        return cls(bitstring.Bits(bits), is_26bit=True)
 
     @classmethod
     def from_26bit_hex(cls, hex_code: str) -> "Credential":