diff --git a/mailgun.go b/mailgun.go
index e2e3aea..ebba3eb 100644
--- a/mailgun.go
+++ b/mailgun.go
@@ -144,8 +144,6 @@ type Mailgun interface {
 	// TODO(v5): switch m to SendableMessage interface
 	Send(ctx context.Context, m *Message) (mes string, id string, err error)
 	ReSend(ctx context.Context, id string, recipients ...string) (string, string, error)
-	// Deprecated: use func NewMessage instead of method.
-	NewMessage(from, subject, text string, to ...string) *Message
 	// Deprecated: use func NewMIMEMessage instead of method.
 	NewMIMEMessage(body io.ReadCloser, to ...string) *Message
 
diff --git a/messages.go b/messages.go
index 52f7fc6..bb53032 100644
--- a/messages.go
+++ b/messages.go
@@ -204,13 +204,6 @@ func NewMessage(from, subject, text string, to ...string) *Message {
 	}
 }
 
-// Deprecated: use func NewMessage instead of method.
-//
-// TODO(v5): remove this method
-func (*MailgunImpl) NewMessage(from, subject, text string, to ...string) *Message {
-	return NewMessage(from, subject, text, to...)
-}
-
 // NewMIMEMessage creates a new MIME message. These messages are largely canned;
 // you do not need to invoke setters to set message-related headers.
 // However, you do still need to call setters for Mailgun-specific settings.