diff --git a/src/Microsoft.AspNet.Identity/RoleManager.cs b/src/Microsoft.AspNet.Identity/RoleManager.cs
index 9a5f4790b6..9d0b338294 100644
--- a/src/Microsoft.AspNet.Identity/RoleManager.cs
+++ b/src/Microsoft.AspNet.Identity/RoleManager.cs
@@ -21,19 +21,19 @@ namespace Microsoft.AspNet.Identity
         /// <summary>
         /// Constructor
         /// </summary>
-        /// <param name="services"></param>
         /// <param name="store">The IRoleStore is responsible for commiting changes via the UpdateAsync/CreateAsync methods</param>
-        public RoleManager(IServiceProvider services, IRoleStore<TRole> store)
+        /// <param name="roleValidator"></param>
+        public RoleManager(IRoleStore<TRole> store, IRoleValidator<TRole> roleValidator)
         {
             if (store == null)
             {
                 throw new ArgumentNullException("store");
             }
-            if (services == null)
+            if (roleValidator == null)
             {
-                throw new ArgumentNullException("services");
+                throw new ArgumentNullException("roleValidator");
             }
-            RoleValidator = services.GetService<IRoleValidator<TRole>>() ?? new RoleValidator<TRole>();
+            RoleValidator = roleValidator;
             Store = store;
         }
 
diff --git a/src/Microsoft.AspNet.Identity/UserManager.cs b/src/Microsoft.AspNet.Identity/UserManager.cs
index 91289e0b61..cac492f9cb 100644
--- a/src/Microsoft.AspNet.Identity/UserManager.cs
+++ b/src/Microsoft.AspNet.Identity/UserManager.cs
@@ -32,15 +32,16 @@ namespace Microsoft.AspNet.Identity
         /// <summary>
         ///     Constructor which takes a service provider and user store
         /// </summary>
-        /// <param name="serviceProvider"></param>
         /// <param name="store"></param>
         /// <param name="optionsAccessor"></param>
-        public UserManager(IServiceProvider serviceProvider, IUserStore<TUser> store, IOptionsAccessor<IdentityOptions> optionsAccessor)
+        /// <param name="passwordHasher"></param>
+        /// <param name="userValidator"></param>
+        /// <param name="passwordValidator"></param>
+        /// <param name="claimsIdentityFactory"></param>
+        public UserManager(IUserStore<TUser> store, IOptionsAccessor<IdentityOptions> optionsAccessor,
+            IPasswordHasher passwordHasher, IUserValidator<TUser> userValidator,
+            IPasswordValidator<TUser> passwordValidator, IClaimsIdentityFactory<TUser> claimsIdentityFactory)
         {
-            if (serviceProvider == null)
-            {
-                throw new ArgumentNullException("serviceProvider");
-            }
             if (store == null)
             {
                 throw new ArgumentNullException("store");
@@ -49,12 +50,28 @@ namespace Microsoft.AspNet.Identity
             {
                 throw new ArgumentNullException("optionsAccessor");
             }
+            if (passwordHasher == null)
+            {
+                throw new ArgumentNullException("passwordHasher");
+            }
+            if (userValidator == null)
+            {
+                throw new ArgumentNullException("userValidator");
+            }
+            if (passwordValidator == null)
+            {
+                throw new ArgumentNullException("passwordValidator");
+            }
+            if (claimsIdentityFactory == null)
+            {
+                throw new ArgumentNullException("claimsIdentityFactory");
+            }
             Store = store;
             Options = optionsAccessor.Options;
-            PasswordHasher = serviceProvider.GetService<IPasswordHasher>() ?? new PasswordHasher();
-            UserValidator = serviceProvider.GetService<IUserValidator<TUser>>() ?? new UserValidator<TUser>();
-            PasswordValidator = serviceProvider.GetService<IPasswordValidator<TUser>>() ?? new PasswordValidator<TUser>();
-            ClaimsIdentityFactory = serviceProvider.GetService<IClaimsIdentityFactory<TUser>>() ?? new ClaimsIdentityFactory<TUser>();
+            PasswordHasher = passwordHasher;
+            UserValidator = userValidator;
+            PasswordValidator = passwordValidator;
+            ClaimsIdentityFactory = claimsIdentityFactory;
             // TODO: Email/Sms/Token services
         }
 
diff --git a/test/Microsoft.AspNet.Identity.Entity.Test/InMemoryUserStoreTest.cs b/test/Microsoft.AspNet.Identity.Entity.Test/InMemoryUserStoreTest.cs
index 356a91f0ed..b8e332a3e1 100644
--- a/test/Microsoft.AspNet.Identity.Entity.Test/InMemoryUserStoreTest.cs
+++ b/test/Microsoft.AspNet.Identity.Entity.Test/InMemoryUserStoreTest.cs
@@ -25,10 +25,10 @@ namespace Microsoft.AspNet.Identity.Entity.Test
         {
             var services = new ServiceCollection();
             services.AddEntityFramework().AddInMemoryStore();
+            services.AddIdentity<EntityUser, EntityRole>();
             services.AddSingleton<IOptionsAccessor<IdentityOptions>, OptionsAccessor<IdentityOptions>>();
             services.AddInstance<IdentityContext>(new IdentityContext());
             services.AddTransient<IUserStore<EntityUser>, InMemoryUserStore>();
-            services.AddSingleton<UserManager<EntityUser>>();
             var provider = services.BuildServiceProvider();
             var manager = provider.GetService<UserManager<EntityUser>>();
             Assert.NotNull(manager);
diff --git a/test/Microsoft.AspNet.Identity.Entity.Test/RoleStoreTest.cs b/test/Microsoft.AspNet.Identity.Entity.Test/RoleStoreTest.cs
index 119f4724f2..1819ca812f 100644
--- a/test/Microsoft.AspNet.Identity.Entity.Test/RoleStoreTest.cs
+++ b/test/Microsoft.AspNet.Identity.Entity.Test/RoleStoreTest.cs
@@ -38,6 +38,7 @@ namespace Microsoft.AspNet.Identity.Entity.Test
             services.AddEntityFramework().AddInMemoryStore();
             services.AddTransient<IdentityContext>();
             services.AddTransient<IRoleStore<EntityRole>, EntityRoleStore<EntityRole>>();
+            services.AddTransient<IRoleValidator<EntityRole>, RoleValidator<EntityRole>>();
             services.AddSingleton<RoleManager<EntityRole>>();
             var provider = services.BuildServiceProvider();
             var manager = provider.GetService<RoleManager<EntityRole>>();
diff --git a/test/Microsoft.AspNet.Identity.InMemory.Test/InMemoryStoreTest.cs b/test/Microsoft.AspNet.Identity.InMemory.Test/InMemoryStoreTest.cs
index 6c259ad15d..a5fa6a4d03 100644
--- a/test/Microsoft.AspNet.Identity.InMemory.Test/InMemoryStoreTest.cs
+++ b/test/Microsoft.AspNet.Identity.InMemory.Test/InMemoryStoreTest.cs
@@ -14,10 +14,7 @@ namespace Microsoft.AspNet.Identity.InMemory.Test
         {
             var services = new ServiceCollection();
             services.Add(OptionsServices.GetDefaultServices());
-            services.AddTransient<IUserValidator<IdentityUser>, UserValidator<IdentityUser>>();
-            services.AddTransient<IPasswordValidator<IdentityUser>, PasswordValidator<IdentityUser>>();
-            services.AddSingleton<IUserStore<IdentityUser>, InMemoryUserStore<IdentityUser>>();
-            services.AddSingleton<UserManager<IdentityUser>>();
+            services.AddIdentity().AddInMemory();
             services.SetupOptions<IdentityOptions>(options =>
             {
                 options.Password.RequireDigit = false;
@@ -32,9 +29,7 @@ namespace Microsoft.AspNet.Identity.InMemory.Test
         protected override RoleManager<IdentityRole> CreateRoleManager()
         {
             var services = new ServiceCollection();
-            services.AddTransient<IRoleValidator<IdentityRole>, RoleValidator<IdentityRole>>();
-            services.AddInstance<IRoleStore<IdentityRole>>(new InMemoryRoleStore<IdentityRole>());
-            services.AddSingleton<RoleManager<IdentityRole>>();
+            services.AddIdentity().AddInMemory();
             return services.BuildServiceProvider().GetService<RoleManager<IdentityRole>>();
         }
     }
diff --git a/test/Microsoft.AspNet.Identity.Test/RoleManagerTest.cs b/test/Microsoft.AspNet.Identity.Test/RoleManagerTest.cs
index 8cf9769a29..44de5a5727 100644
--- a/test/Microsoft.AspNet.Identity.Test/RoleManagerTest.cs
+++ b/test/Microsoft.AspNet.Identity.Test/RoleManagerTest.cs
@@ -16,7 +16,7 @@ namespace Microsoft.AspNet.Identity.Test
         [Fact]
         public void RolesQueryableFailWhenStoreNotImplemented()
         {
-            var manager = new RoleManager<TestRole>(new ServiceCollection().BuildServiceProvider(), new NoopRoleStore());
+            var manager = CreateRoleManager(new NoopRoleStore());
             Assert.False(manager.SupportsQueryableRoles);
             Assert.Throws<NotSupportedException>(() => manager.Roles.Count());
         }
@@ -24,7 +24,7 @@ namespace Microsoft.AspNet.Identity.Test
         [Fact]
         public void DisposeAfterDisposeDoesNotThrow()
         {
-            var manager = new RoleManager<TestRole>(new ServiceCollection().BuildServiceProvider(), new NoopRoleStore());
+            var manager = CreateRoleManager(new NoopRoleStore());
             manager.Dispose();
             manager.Dispose();
         }
@@ -34,10 +34,10 @@ namespace Microsoft.AspNet.Identity.Test
         {
             var provider = new ServiceCollection().BuildServiceProvider();
             Assert.Throws<ArgumentNullException>("store",
-                () => new RoleManager<TestRole>(provider, null));
-            Assert.Throws<ArgumentNullException>("services",
-                () => new RoleManager<TestRole>(null, new NotImplementedStore()));
-            var manager = new RoleManager<TestRole>(provider, new NotImplementedStore());
+                () => new RoleManager<TestRole>(null, new RoleValidator<TestRole>()));
+            Assert.Throws<ArgumentNullException>("roleValidator",
+                () => new RoleManager<TestRole>(new NotImplementedStore(), null));
+            var manager = CreateRoleManager(new NotImplementedStore());
             await Assert.ThrowsAsync<ArgumentNullException>("role", async () => await manager.CreateAsync(null));
             await Assert.ThrowsAsync<ArgumentNullException>("role", async () => await manager.UpdateAsync(null));
             await Assert.ThrowsAsync<ArgumentNullException>("role", async () => await manager.DeleteAsync(null));
@@ -48,7 +48,7 @@ namespace Microsoft.AspNet.Identity.Test
         [Fact]
         public async Task RoleStoreMethodsThrowWhenDisposed()
         {
-            var manager = new RoleManager<TestRole>(new ServiceCollection().BuildServiceProvider(), new NoopRoleStore());
+            var manager = CreateRoleManager(new NoopRoleStore());
             manager.Dispose();
             await Assert.ThrowsAsync<ObjectDisposedException>(() => manager.FindByIdAsync(null));
             await Assert.ThrowsAsync<ObjectDisposedException>(() => manager.FindByNameAsync(null));
@@ -58,6 +58,11 @@ namespace Microsoft.AspNet.Identity.Test
             await Assert.ThrowsAsync<ObjectDisposedException>(() => manager.DeleteAsync(null));
         }
 
+        private static RoleManager<TestRole> CreateRoleManager(IRoleStore<TestRole> roleStore)
+        {
+            return new RoleManager<TestRole>(roleStore, new RoleValidator<TestRole>());
+        }
+
         private class NotImplementedStore : IRoleStore<TestRole>
         {
             public Task CreateAsync(TestRole role, CancellationToken cancellationToken = default(CancellationToken))
diff --git a/test/Microsoft.AspNet.Identity.Test/RoleValidatorTest.cs b/test/Microsoft.AspNet.Identity.Test/RoleValidatorTest.cs
index db572b8835..809dd4c31d 100644
--- a/test/Microsoft.AspNet.Identity.Test/RoleValidatorTest.cs
+++ b/test/Microsoft.AspNet.Identity.Test/RoleValidatorTest.cs
@@ -15,8 +15,8 @@ namespace Microsoft.AspNet.Identity.Test
         public async Task ValidateThrowsWithNull()
         {
             // Setup
-            var manager = new RoleManager<TestRole>(new ServiceCollection().BuildServiceProvider(), new NoopRoleStore());
             var validator = new RoleValidator<TestRole>();
+            var manager = new RoleManager<TestRole>(new NoopRoleStore(), validator);
 
             // Act
             // Assert
@@ -30,8 +30,8 @@ namespace Microsoft.AspNet.Identity.Test
         public async Task ValidateFailsWithTooShortRoleName(string input)
         {
             // Setup
-            var manager = new RoleManager<TestRole>(new ServiceCollection().BuildServiceProvider(), new NoopRoleStore());
             var validator = new RoleValidator<TestRole>();
+            var manager = new RoleManager<TestRole>(new NoopRoleStore(), validator);
             var user = new TestRole {Name = input};
 
             // Act
diff --git a/test/Microsoft.AspNet.Identity.Test/UserManagerTest.cs b/test/Microsoft.AspNet.Identity.Test/UserManagerTest.cs
index a6e9b6ada2..f6c549ce73 100644
--- a/test/Microsoft.AspNet.Identity.Test/UserManagerTest.cs
+++ b/test/Microsoft.AspNet.Identity.Test/UserManagerTest.cs
@@ -21,7 +21,10 @@ namespace Microsoft.AspNet.Identity.Test
         {
             public IUserStore<TestUser> StorePublic { get { return Store; } }
 
-            public TestManager(IServiceProvider provider, IUserStore<TestUser> store, IOptionsAccessor<IdentityOptions> options) : base(provider, store, options) { }
+            public TestManager(IUserStore<TestUser> store, IOptionsAccessor<IdentityOptions> optionsAccessor,
+                IPasswordHasher passwordHasher, IUserValidator<TestUser> userValidator,
+                IPasswordValidator<TestUser> passwordValidator, IClaimsIdentityFactory<TestUser> claimsIdentityFactory)
+                : base(store, optionsAccessor, passwordHasher, userValidator, passwordValidator, claimsIdentityFactory) { }
         }
 
         [Fact]
@@ -47,7 +50,6 @@ namespace Microsoft.AspNet.Identity.Test
             // Setup
             var store = new Mock<IUserStore<TestUser>>();
             var user = new TestUser { UserName = "Foo" };
-            var options = new OptionsAccessor<IdentityOptions>(null);
             store.Setup(s => s.CreateAsync(user, CancellationToken.None)).Returns(Task.FromResult(0)).Verifiable();
             var userManager = MockHelpers.TestUserManager<TestUser>(store.Object);
 
@@ -65,9 +67,8 @@ namespace Microsoft.AspNet.Identity.Test
             // Setup
             var store = new Mock<IUserStore<TestUser>>();
             var user = new TestUser { UserName = "Foo" };
-            var options = new OptionsAccessor<IdentityOptions>(null);
             store.Setup(s => s.DeleteAsync(user, CancellationToken.None)).Returns(Task.FromResult(0)).Verifiable();
-            var userManager = new UserManager<TestUser>(new ServiceCollection().BuildServiceProvider(), store.Object, options);
+            var userManager = MockHelpers.TestUserManager<TestUser>(store.Object);
 
             // Act
             var result = await userManager.DeleteAsync(user);
@@ -420,14 +421,28 @@ namespace Microsoft.AspNet.Identity.Test
         [Fact]
         public async Task ManagerPublicNullChecks()
         {
-            var provider = new ServiceCollection().BuildServiceProvider();
-            Assert.Throws<ArgumentNullException>("serviceProvider",
-                () => new UserManager<TestUser>(null, null, null));
+            var store = new NotImplementedStore();
+            var optionsAccessor = new OptionsAccessor<IdentityOptions>(null);
+            var passwordHasher = new PasswordHasher();
+            var userValidator = new UserValidator<TestUser>();
+            var passwordValidator = new PasswordValidator<TestUser>();
+            var claimsIdentityFactory = new ClaimsIdentityFactory<TestUser>();
+
             Assert.Throws<ArgumentNullException>("store",
-                () => new UserManager<TestUser>(provider, null, null));
+                () => new UserManager<TestUser>(null, null, null, null, null, null));
             Assert.Throws<ArgumentNullException>("optionsAccessor",
-                () => new UserManager<TestUser>(provider, new NotImplementedStore(), null));
-            var manager = new UserManager<TestUser>(provider, new NotImplementedStore(), new OptionsAccessor<IdentityOptions>(null));
+                () => new UserManager<TestUser>(store, null, null, null, null, null));
+            Assert.Throws<ArgumentNullException>("passwordHasher",
+                () => new UserManager<TestUser>(store, optionsAccessor, null, null, null, null));
+            Assert.Throws<ArgumentNullException>("userValidator",
+                () => new UserManager<TestUser>(store, optionsAccessor, passwordHasher, null, null, null));
+            Assert.Throws<ArgumentNullException>("passwordValidator",
+                () => new UserManager<TestUser>(store, optionsAccessor, passwordHasher, userValidator, null, null));
+            Assert.Throws<ArgumentNullException>("claimsIdentityFactory",
+                () => new UserManager<TestUser>(store, optionsAccessor, passwordHasher, userValidator, passwordValidator, null));
+
+            var manager = new UserManager<TestUser>(store, optionsAccessor, passwordHasher, userValidator, passwordValidator, claimsIdentityFactory);
+
             Assert.Throws<ArgumentNullException>("value", () => manager.ClaimsIdentityFactory = null);
             Assert.Throws<ArgumentNullException>("value", () => manager.PasswordHasher = null);
             Assert.Throws<ArgumentNullException>("value", () => manager.Options = null);
diff --git a/test/Shared/IdentityConfig.cs b/test/Shared/IdentityConfig.cs
index 8658131af8..d5efb8ed40 100644
--- a/test/Shared/IdentityConfig.cs
+++ b/test/Shared/IdentityConfig.cs
@@ -8,12 +8,16 @@ namespace Microsoft.AspNet.Identity.Test
 {
     public class ApplicationUserManager : UserManager<ApplicationUser>
     {
-        public ApplicationUserManager(IServiceProvider services, IUserStore<ApplicationUser> store, IOptionsAccessor<IdentityOptions> options) : base(services, store, options) { }
+        public ApplicationUserManager(IUserStore<ApplicationUser> store, IOptionsAccessor<IdentityOptions> options,
+            IPasswordHasher passwordHasher, IUserValidator<ApplicationUser> userValidator,
+            IPasswordValidator<ApplicationUser> passwordValidator, IClaimsIdentityFactory<ApplicationUser> claimsIdentityFactory)
+            : base(store, options, passwordHasher, userValidator, passwordValidator, claimsIdentityFactory) { }
     }
 
     public class ApplicationRoleManager : RoleManager<IdentityRole>
     {
-        public ApplicationRoleManager(IServiceProvider services, IRoleStore<IdentityRole> store) : base(services, store) { }
+        public ApplicationRoleManager(IRoleStore<IdentityRole> store, IRoleValidator<IdentityRole> roleValidator)
+            : base(store, roleValidator) { }
     }
 
     public class ApplicationUser : IdentityUser
diff --git a/test/Shared/MockHelpers.cs b/test/Shared/MockHelpers.cs
index c6e85bba19..f7f353d70d 100644
--- a/test/Shared/MockHelpers.cs
+++ b/test/Shared/MockHelpers.cs
@@ -33,7 +33,7 @@ namespace Microsoft.AspNet.Identity.Test
         {
             var store = new Mock<IUserStore<TUser>>();
             var options = new OptionsAccessor<IdentityOptions>(null);
-            return new Mock<UserManager<TUser>>(new ServiceCollection().BuildServiceProvider(), store.Object, options);
+            return new Mock<UserManager<TUser>>(store.Object, options, new PasswordHasher(), new UserValidator<TUser>(), new PasswordValidator<TUser>(), new ClaimsIdentityFactory<TUser>());
         }
 
         public static UserManager<TUser> TestUserManager<TUser>() where TUser : class
@@ -45,9 +45,8 @@ namespace Microsoft.AspNet.Identity.Test
         {
             var options = new OptionsAccessor<IdentityOptions>(null);
             var validator = new Mock<UserValidator<TUser>>();
-            var userManager = new UserManager<TUser>(new ServiceCollection().BuildServiceProvider(), store, options);
+            var userManager = new UserManager<TUser>(store, options, new PasswordHasher(), validator.Object, new PasswordValidator<TUser>(), new ClaimsIdentityFactory<TUser>());
             validator.Setup(v => v.ValidateAsync(userManager, It.IsAny<TUser>(), CancellationToken.None)).Returns(Task.FromResult(IdentityResult.Success)).Verifiable();
-            userManager.UserValidator = validator.Object;
             return userManager;
         }
     }