diff --git a/src/Core/Auth/Models/Api/Request/Accounts/RegisterRequestModel.cs b/src/Core/Auth/Models/Api/Request/Accounts/RegisterRequestModel.cs
index f023b488ce..6fa00f4679 100644
--- a/src/Core/Auth/Models/Api/Request/Accounts/RegisterRequestModel.cs
+++ b/src/Core/Auth/Models/Api/Request/Accounts/RegisterRequestModel.cs
@@ -38,7 +38,7 @@ public class RegisterRequestModel : IValidatableObject, ICaptchaProtectedModel
             Email = Email,
             MasterPasswordHint = MasterPasswordHint,
             Kdf = Kdf.GetValueOrDefault(KdfType.PBKDF2_SHA256),
-            KdfIterations = KdfIterations.GetValueOrDefault(5000),
+            KdfIterations = KdfIterations.GetValueOrDefault(AuthConstants.PBKDF2_ITERATIONS.Default),
             KdfMemory = KdfMemory,
             KdfParallelism = KdfParallelism
         };
diff --git a/src/Core/Entities/User.cs b/src/Core/Entities/User.cs
index d10ab25f18..b0db21eb14 100644
--- a/src/Core/Entities/User.cs
+++ b/src/Core/Entities/User.cs
@@ -55,7 +55,7 @@ public class User : ITableObject<Guid>, ISubscriber, IStorable, IStorableSubscri
     [MaxLength(30)]
     public string ApiKey { get; set; }
     public KdfType Kdf { get; set; } = KdfType.PBKDF2_SHA256;
-    public int KdfIterations { get; set; } = 5000;
+    public int KdfIterations { get; set; } = AuthConstants.PBKDF2_ITERATIONS.Default;
     public int? KdfMemory { get; set; }
     public int? KdfParallelism { get; set; }
     public DateTime CreationDate { get; set; } = DateTime.UtcNow;
diff --git a/test/Api.Test/Auth/Controllers/AccountsControllerTests.cs b/test/Api.Test/Auth/Controllers/AccountsControllerTests.cs
index b19b11f159..0321b4f138 100644
--- a/test/Api.Test/Auth/Controllers/AccountsControllerTests.cs
+++ b/test/Api.Test/Auth/Controllers/AccountsControllerTests.cs
@@ -129,7 +129,7 @@ public class AccountsControllerTests : IDisposable
         var userKdfInfo = new UserKdfInformation
         {
             Kdf = KdfType.PBKDF2_SHA256,
-            KdfIterations = 5000
+            KdfIterations = AuthConstants.PBKDF2_ITERATIONS.Default
         };
         _userRepository.GetKdfInformationByEmailAsync(Arg.Any<string>()).Returns(Task.FromResult(userKdfInfo));
 
diff --git a/test/Identity.IntegrationTest/Endpoints/IdentityServerTests.cs b/test/Identity.IntegrationTest/Endpoints/IdentityServerTests.cs
index e742a5d27b..2599559f38 100644
--- a/test/Identity.IntegrationTest/Endpoints/IdentityServerTests.cs
+++ b/test/Identity.IntegrationTest/Endpoints/IdentityServerTests.cs
@@ -1,4 +1,5 @@
 using System.Text.Json;
+using Bit.Core;
 using Bit.Core.AdminConsole.Entities;
 using Bit.Core.AdminConsole.Enums;
 using Bit.Core.AdminConsole.Repositories;
@@ -67,7 +68,7 @@ public class IdentityServerTests : IClassFixture<IdentityApplicationFactory>
         var kdf = AssertHelper.AssertJsonProperty(root, "Kdf", JsonValueKind.Number).GetInt32();
         Assert.Equal(0, kdf);
         var kdfIterations = AssertHelper.AssertJsonProperty(root, "KdfIterations", JsonValueKind.Number).GetInt32();
-        Assert.Equal(5000, kdfIterations);
+        Assert.Equal(AuthConstants.PBKDF2_ITERATIONS.Default, kdfIterations);
         AssertUserDecryptionOptions(root);
     }
 
diff --git a/test/Identity.Test/Controllers/AccountsControllerTests.cs b/test/Identity.Test/Controllers/AccountsControllerTests.cs
index a46bf38679..3775d8c635 100644
--- a/test/Identity.Test/Controllers/AccountsControllerTests.cs
+++ b/test/Identity.Test/Controllers/AccountsControllerTests.cs
@@ -58,7 +58,7 @@ public class AccountsControllerTests : IDisposable
         var userKdfInfo = new UserKdfInformation
         {
             Kdf = KdfType.PBKDF2_SHA256,
-            KdfIterations = 5000
+            KdfIterations = AuthConstants.PBKDF2_ITERATIONS.Default
         };
         _userRepository.GetKdfInformationByEmailAsync(Arg.Any<string>()).Returns(Task.FromResult(userKdfInfo));