diff --git a/Yubico.YubiKey/src/Yubico/YubiKey/Cryptography/EcdsaVerify.cs b/Yubico.YubiKey/src/Yubico/YubiKey/Cryptography/EcdsaVerify.cs
index 3763e0954..149ae1bf3 100644
--- a/Yubico.YubiKey/src/Yubico/YubiKey/Cryptography/EcdsaVerify.cs
+++ b/Yubico.YubiKey/src/Yubico/YubiKey/Cryptography/EcdsaVerify.cs
@@ -405,10 +405,10 @@ private static ECDsa CheckECDsa(ECDsa toCheck)
         {
             ECParameters eccParams = toCheck.ExportParameters(false);
 
-            int coordinateLength = eccParams.Curve.Oid.FriendlyName switch
+            int coordinateLength = eccParams.Curve.Oid.Value. switch
             {
-                NameP256 => (P256EncodedPointLength - 1) / 2,
-                NameP384 => (P384EncodedPointLength - 1) / 2,
+                OidP256 => (P256EncodedPointLength - 1) / 2,
+                OidP384 => (P384EncodedPointLength - 1) / 2,
                 _ => -1,
             };