diff --git a/src/Api/Api.csproj b/src/Api/Api.csproj
index a865acb20e..9e8595eb04 100644
--- a/src/Api/Api.csproj
+++ b/src/Api/Api.csproj
@@ -39,7 +39,6 @@
     <PackageReference Include="AspNetCoreRateLimit" Version="1.0.5" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="1.4.0" />
     <PackageReference Include="Serilog.Sinks.AzureDocumentDb" Version="3.6.1" />
-    <PackageReference Include="IdentityServer4" Version="1.3.1" />
     <PackageReference Include="IdentityServer4.AccessTokenValidation" Version="1.1.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.1" />
   </ItemGroup>
diff --git a/src/Api/Startup.cs b/src/Api/Startup.cs
index 1cc9cd86cd..5f12d44151 100644
--- a/src/Api/Startup.cs
+++ b/src/Api/Startup.cs
@@ -26,7 +26,7 @@ using IdentityServer4.Stores;
 using Bit.Core.Utilities;
 using Serilog;
 using Serilog.Events;
-using Bit.Api.IdentityServer;
+using Bit.Core.IdentityServer;
 using Bit.Core.Enums;
 using Microsoft.AspNetCore.DataProtection;
 using Microsoft.WindowsAzure.Storage;
diff --git a/src/Core/Core.csproj b/src/Core/Core.csproj
index e7b87f7b5b..22ed7c4db7 100644
--- a/src/Core/Core.csproj
+++ b/src/Core/Core.csproj
@@ -14,6 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="IdentityServer4" Version="1.3.1" />
     <PackageReference Include="Microsoft.AspNetCore.Identity" Version="1.1.1" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="1.1.1" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Abstractions" Version="1.1.2" />
diff --git a/src/Api/IdentityServer/AllowAllCorsPolicyService.cs b/src/Core/IdentityServer/AllowAllCorsPolicyService.cs
similarity index 88%
rename from src/Api/IdentityServer/AllowAllCorsPolicyService.cs
rename to src/Core/IdentityServer/AllowAllCorsPolicyService.cs
index 2cf6a19296..74934a9f98 100644
--- a/src/Api/IdentityServer/AllowAllCorsPolicyService.cs
+++ b/src/Core/IdentityServer/AllowAllCorsPolicyService.cs
@@ -1,7 +1,7 @@
 using IdentityServer4.Services;
 using System.Threading.Tasks;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public class AllowAllCorsPolicyService : ICorsPolicyService
     {
diff --git a/src/Api/IdentityServer/ApiResources.cs b/src/Core/IdentityServer/ApiResources.cs
similarity index 95%
rename from src/Api/IdentityServer/ApiResources.cs
rename to src/Core/IdentityServer/ApiResources.cs
index 3ac1d51bae..caa1fabe47 100644
--- a/src/Api/IdentityServer/ApiResources.cs
+++ b/src/Core/IdentityServer/ApiResources.cs
@@ -2,7 +2,7 @@
 using System.Collections.Generic;
 using System.Security.Claims;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public class ApiResources
     {
diff --git a/src/Api/IdentityServer/Clients.cs b/src/Core/IdentityServer/Clients.cs
similarity index 97%
rename from src/Api/IdentityServer/Clients.cs
rename to src/Core/IdentityServer/Clients.cs
index 0f9966f9c4..9f8a369105 100644
--- a/src/Api/IdentityServer/Clients.cs
+++ b/src/Core/IdentityServer/Clients.cs
@@ -1,7 +1,7 @@
 using IdentityServer4.Models;
 using System.Collections.Generic;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public class Clients
     {
diff --git a/src/Api/IdentityServer/PersistedGrantStore.cs b/src/Core/IdentityServer/PersistedGrantStore.cs
similarity index 98%
rename from src/Api/IdentityServer/PersistedGrantStore.cs
rename to src/Core/IdentityServer/PersistedGrantStore.cs
index 7b2947d88a..c3e97aadc0 100644
--- a/src/Api/IdentityServer/PersistedGrantStore.cs
+++ b/src/Core/IdentityServer/PersistedGrantStore.cs
@@ -7,7 +7,7 @@ using Bit.Core.Repositories;
 using IdentityServer4.Models;
 using IdentityServer4.Stores;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public class PersistedGrantStore : IPersistedGrantStore
     {
diff --git a/src/Api/IdentityServer/ProfileService.cs b/src/Core/IdentityServer/ProfileService.cs
similarity index 99%
rename from src/Api/IdentityServer/ProfileService.cs
rename to src/Core/IdentityServer/ProfileService.cs
index 4276b11dec..5d45932ee6 100644
--- a/src/Api/IdentityServer/ProfileService.cs
+++ b/src/Core/IdentityServer/ProfileService.cs
@@ -10,7 +10,7 @@ using System.Linq;
 using Microsoft.Extensions.Options;
 using System;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public class ProfileService : IProfileService
     {
diff --git a/src/Api/IdentityServer/ResourceOwnerPasswordValidator.cs b/src/Core/IdentityServer/ResourceOwnerPasswordValidator.cs
similarity index 99%
rename from src/Api/IdentityServer/ResourceOwnerPasswordValidator.cs
rename to src/Core/IdentityServer/ResourceOwnerPasswordValidator.cs
index 26c97a2a6e..7e358fb85a 100644
--- a/src/Api/IdentityServer/ResourceOwnerPasswordValidator.cs
+++ b/src/Core/IdentityServer/ResourceOwnerPasswordValidator.cs
@@ -17,7 +17,7 @@ using System.Linq;
 using System.Security.Claims;
 using System.Threading.Tasks;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public class ResourceOwnerPasswordValidator : IResourceOwnerPasswordValidator
     {
diff --git a/src/Api/IdentityServer/TokenRetrieval.cs b/src/Core/IdentityServer/TokenRetrieval.cs
similarity index 96%
rename from src/Api/IdentityServer/TokenRetrieval.cs
rename to src/Core/IdentityServer/TokenRetrieval.cs
index 84cfb7a6b0..cc67a3e227 100644
--- a/src/Api/IdentityServer/TokenRetrieval.cs
+++ b/src/Core/IdentityServer/TokenRetrieval.cs
@@ -2,7 +2,7 @@
 using System;
 using System.Linq;
 
-namespace Bit.Api.IdentityServer
+namespace Bit.Core.IdentityServer
 {
     public static class TokenRetrieval
     {
diff --git a/src/Identity/Identity.csproj b/src/Identity/Identity.csproj
index 292a097273..47dd9bbf4f 100644
--- a/src/Identity/Identity.csproj
+++ b/src/Identity/Identity.csproj
@@ -9,5 +9,9 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore" Version="1.1.1" />
   </ItemGroup>
+  
+  <ItemGroup>
+    <ProjectReference Include="..\Core\Core.csproj" />
+  </ItemGroup>
 
 </Project>