diff --git a/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/EmailSenderBase.cs b/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/EmailSenderBase.cs
index a3b085a27c..f6588de9fb 100644
--- a/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/EmailSenderBase.cs
+++ b/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/EmailSenderBase.cs
@@ -75,12 +75,6 @@ namespace Volo.Abp.Emailing
         /// <param name="mail">Mail to be sent</param>
         protected abstract Task SendEmailAsync(MailMessage mail);
 
-        /// <summary>
-        /// Should implement this method to send email in derived classes.
-        /// </summary>
-        /// <param name="mail">Mail to be sent</param>
-        protected abstract void SendEmail(MailMessage mail);
-
         /// <summary>
         /// Normalizes given email.
         /// Fills <see cref="MailMessage.From"/> if it's not filled before.
diff --git a/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/NullEmailSender.cs b/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/NullEmailSender.cs
index 1a2949c148..f0f7238484 100644
--- a/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/NullEmailSender.cs
+++ b/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/NullEmailSender.cs
@@ -31,13 +31,6 @@ namespace Volo.Abp.Emailing
             return Task.FromResult(0);
         }
 
-        protected override void SendEmail(MailMessage mail)
-        {
-            Logger.LogWarning("USING NullEmailSender!");
-            Logger.LogWarning("SendEmail:");
-            LogEmail(mail);
-        }
-
         private void LogEmail(MailMessage mail)
         {
             Logger.LogDebug(mail.To.ToString());
diff --git a/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/Smtp/SmtpEmailSender.cs b/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/Smtp/SmtpEmailSender.cs
index f7f431eaca..f97fd57b18 100644
--- a/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/Smtp/SmtpEmailSender.cs
+++ b/framework/src/Volo.Abp.Emailing/Volo/Abp/Emailing/Smtp/SmtpEmailSender.cs
@@ -75,13 +75,5 @@ namespace Volo.Abp.Emailing.Smtp
                 await smtpClient.SendMailAsync(mail);
             }
         }
-
-        protected override void SendEmail(MailMessage mail)
-        {
-            using (var smtpClient = AsyncHelper.RunSync(BuildClientAsync))
-            {
-                smtpClient.Send(mail);
-            }
-        }
     }
 }