diff --git a/src/Microsoft.AspNet.Identity/IdentityResult.cs b/src/Microsoft.AspNet.Identity/IdentityResult.cs
index 043c605fef..b6b795abba 100644
--- a/src/Microsoft.AspNet.Identity/IdentityResult.cs
+++ b/src/Microsoft.AspNet.Identity/IdentityResult.cs
@@ -60,11 +60,11 @@ namespace Microsoft.AspNet.Identity
             // TODO: Take logging level as a parameter
             if (Succeeded)
             {
-                logger.WriteInformation(Resources.FormatLogIdentityResultSuccess(message));
+                logger.LogInformation(Resources.FormatLogIdentityResultSuccess(message));
             }
             else
             {
-                logger.WriteWarning(Resources.FormatLogIdentityResultFailure(message, string.Join(",", Errors.Select(x => x.Code).ToList())));
+                logger.LogWarning(Resources.FormatLogIdentityResultFailure(message, string.Join(",", Errors.Select(x => x.Code).ToList())));
             }
         }
     }
diff --git a/src/Microsoft.AspNet.Identity/SignInManager.cs b/src/Microsoft.AspNet.Identity/SignInManager.cs
index dd151431a0..9b61fbb588 100644
--- a/src/Microsoft.AspNet.Identity/SignInManager.cs
+++ b/src/Microsoft.AspNet.Identity/SignInManager.cs
@@ -411,7 +411,7 @@ namespace Microsoft.AspNet.Identity
         /// <returns></returns>
         protected async virtual Task<bool> LogResultAsync(bool result, TUser user, [System.Runtime.CompilerServices.CallerMemberName] string methodName = "")
         {
-            Logger.WriteInformation(Resources.FormatLoggingSigninResult(Resources.FormatLoggingResultMessage(methodName,
+            Logger.LogInformation(Resources.FormatLoggingSigninResult(Resources.FormatLoggingResultMessage(methodName,
                 await UserManager.GetUserIdAsync(user)), result));
 
             return result;
diff --git a/src/Microsoft.AspNet.Identity/SignInResult.cs b/src/Microsoft.AspNet.Identity/SignInResult.cs
index 7ef69a60bb..3e8cf03537 100644
--- a/src/Microsoft.AspNet.Identity/SignInResult.cs
+++ b/src/Microsoft.AspNet.Identity/SignInResult.cs
@@ -90,23 +90,23 @@ namespace Microsoft.AspNet.Identity
         {
             if (IsLockedOut)
             {
-                logger.WriteInformation(Resources.FormatLoggingSigninResult(message, "Lockedout"));
+                logger.LogInformation(Resources.FormatLoggingSigninResult(message, "Lockedout"));
             }
             else if (IsNotAllowed)
             {
-                logger.WriteInformation(Resources.FormatLoggingSigninResult(message, "NotAllowed"));
+                logger.LogInformation(Resources.FormatLoggingSigninResult(message, "NotAllowed"));
             }
             else if (RequiresTwoFactor)
             {
-                logger.WriteInformation(Resources.FormatLoggingSigninResult(message, "RequiresTwoFactor"));
+                logger.LogInformation(Resources.FormatLoggingSigninResult(message, "RequiresTwoFactor"));
             }
             else if (Succeeded)
             {
-                logger.WriteInformation(Resources.FormatLoggingSigninResult(message, "Succeeded"));
+                logger.LogInformation(Resources.FormatLoggingSigninResult(message, "Succeeded"));
             }
             else
             {
-                logger.WriteInformation(Resources.FormatLoggingSigninResult(message, "Failed"));
+                logger.LogInformation(Resources.FormatLoggingSigninResult(message, "Failed"));
             }
         }
     }
diff --git a/src/Microsoft.AspNet.Identity/UserManager.cs b/src/Microsoft.AspNet.Identity/UserManager.cs
index 3bb502c2a1..04c0edc96c 100644
--- a/src/Microsoft.AspNet.Identity/UserManager.cs
+++ b/src/Microsoft.AspNet.Identity/UserManager.cs
@@ -1935,11 +1935,11 @@ namespace Microsoft.AspNet.Identity
             var baseMessage = Resources.FormatLoggingResultMessage(methodName, await GetUserIdAsync(user));
             if (result)
             {
-                Logger.WriteInformation(string.Format("{0} : {1}", baseMessage, result.ToString()));
+                Logger.LogInformation(string.Format("{0} : {1}", baseMessage, result.ToString()));
             }
             else
             {
-                Logger.WriteWarning(string.Format("{0} : {1}", baseMessage, result.ToString()));
+                Logger.LogWarning(string.Format("{0} : {1}", baseMessage, result.ToString()));
             }
 
             return result;
diff --git a/test/Shared/MockHelpers.cs b/test/Shared/MockHelpers.cs
index 590c708791..ddc30e09b1 100644
--- a/test/Shared/MockHelpers.cs
+++ b/test/Shared/MockHelpers.cs
@@ -39,7 +39,7 @@ namespace Microsoft.AspNet.Identity.Test
         {
             logStore = logStore ?? LogMessage;
             var logger = new Mock<ILogger<T>>();
-            logger.Setup(x => x.Write(It.IsAny<LogLevel>(), It.IsAny<int>(), It.IsAny<object>(),
+            logger.Setup(x => x.Log(It.IsAny<LogLevel>(), It.IsAny<int>(), It.IsAny<object>(),
                 It.IsAny<Exception>(), It.IsAny<Func<object, Exception, string>>()))
                 .Callback((LogLevel logLevel, int eventId, object state, Exception exception, Func<object, Exception, string> formatter) =>
                 { logStore.Append(state.ToString()); });
diff --git a/test/Shared/TestLogger.cs b/test/Shared/TestLogger.cs
index 7cd1db5d86..6032552c4c 100644
--- a/test/Shared/TestLogger.cs
+++ b/test/Shared/TestLogger.cs
@@ -21,7 +21,7 @@ namespace Microsoft.AspNet.Identity.Test
             return true;
         }
 
-        public void Write(LogLevel logLevel, int eventId, object state, Exception exception, Func<object, Exception, string> formatter)
+        public void Log(LogLevel logLevel, int eventId, object state, Exception exception, Func<object, Exception, string> formatter)
         {
             LogMessages.Add(state.ToString());
         }
diff --git a/test/Shared/TestLoggerFactory.cs b/test/Shared/TestLoggerFactory.cs
index a980eea939..0bafae7fd2 100644
--- a/test/Shared/TestLoggerFactory.cs
+++ b/test/Shared/TestLoggerFactory.cs
@@ -14,7 +14,7 @@ namespace Microsoft.AspNet.Identity.Test
 
         }
 
-        public ILogger Create(string name)
+        public ILogger CreateLogger(string name)
         {
             return new TestLogger();
         }