diff --git a/src/Core/Models/Api/Request/Accounts/SecretVerificationRequestModel.cs b/src/Core/Models/Api/Request/Accounts/SecretVerificationRequestModel.cs
index 03878592bd..75d59d1ee5 100644
--- a/src/Core/Models/Api/Request/Accounts/SecretVerificationRequestModel.cs
+++ b/src/Core/Models/Api/Request/Accounts/SecretVerificationRequestModel.cs
@@ -10,7 +10,7 @@ namespace Bit.Core.Models.Api
         public string OTP { get; set; }
         public string Secret => !string.IsNullOrEmpty(MasterPasswordHash) ? MasterPasswordHash : OTP;
 
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public virtual IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
             if (string.IsNullOrEmpty(Secret))
             {
diff --git a/src/Core/Models/Api/Request/TwoFactorRequestModels.cs b/src/Core/Models/Api/Request/TwoFactorRequestModels.cs
index 21c722888c..1ab8bdd69e 100644
--- a/src/Core/Models/Api/Request/TwoFactorRequestModels.cs
+++ b/src/Core/Models/Api/Request/TwoFactorRequestModels.cs
@@ -236,9 +236,9 @@ namespace Bit.Core.Models.Api
         [Required]
         public int? Id { get; set; }
 
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
-            foreach (var validationResult in Validate(validationContext))
+            foreach (var validationResult in base.Validate(validationContext))
             {
                 yield return validationResult;
             }