diff --git a/Craftgate/Model/CardMigrationProvider.cs b/Craftgate/Model/CardMigrationProvider.cs
new file mode 100644
index 0000000..b886461
--- /dev/null
+++ b/Craftgate/Model/CardMigrationProvider.cs
@@ -0,0 +1,15 @@
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+
+namespace Craftgate.Model
+{
+    [JsonConverter(typeof(StringEnumConverter))]
+    public enum CardProvider
+    {
+        [EnumMember(Value = "IYZICO")] IYZICO,
+        [EnumMember(Value = "IPARA")] IPARA,
+        [EnumMember(Value = "BIRLESIK_ODEME")] BIRLESIK_ODEME,
+        [EnumMember(Value = "MEX")] MEX
+    }
+}
\ No newline at end of file
diff --git a/Craftgate/Request/RetrieveProviderCardRequest.cs b/Craftgate/Request/RetrieveProviderCardRequest.cs
index b2a88de..353c8f3 100644
--- a/Craftgate/Request/RetrieveProviderCardRequest.cs
+++ b/Craftgate/Request/RetrieveProviderCardRequest.cs
@@ -7,5 +7,6 @@ public class RetrieveProviderCardRequest
         public string ProviderCardToken { get; set; }
         public string ExternalId { get; set; }
         public string ProviderCardUserId { get; set; }
+        public string CardProvider { get; set; }
     }
 }
\ No newline at end of file
diff --git a/Samples/PaymentSample.cs b/Samples/PaymentSample.cs
index 1255397..d5f27f1 100644
--- a/Samples/PaymentSample.cs
+++ b/Samples/PaymentSample.cs
@@ -2386,7 +2386,7 @@ public void Retrieve_Provider_Card()
                 ProviderCardToken = "45f12c74-3000-465c-96dc-876850e7dd7a",
                 ExternalId = "1001",
                 ProviderCardUserId = "0309ac2d-c5a5-4b4f-a91f-5c444ba07b24",
-
+                CardProvider = CardProvider.MEX
             };
 
             var response = _craftgateClient.Payment().RetrieveProviderCards(request);