diff --git a/callback.cpp b/callback.cpp
index 5bc0d5e2a..fa055393c 100644
--- a/callback.cpp
+++ b/callback.cpp
@@ -211,3 +211,8 @@ bool Callback::deleteInvitationAfterReply() const
 {
     return GlobalSettings::self()->deleteInvitationEmailsAfterSendingReply();
 }
+
+QString Callback::sender() const
+{
+  return mMsg->from();
+}
diff --git a/callback.h b/callback.h
index 716b436dd..b66903bfc 100644
--- a/callback.h
+++ b/callback.h
@@ -69,6 +69,9 @@ public:
   /** Get the receiver of the mail */
   QString receiver() const;
 
+  /** Returns the sender of the mail. */
+  QString sender() const;
+
   /** Close the main window showing this message, if it's a secondary window. */
   void closeIfSecondaryWindow() const;