diff --git a/src/mdn/MDNHelper.cpp b/src/mdn/MDNHelper.cpp
index 72dfeb93..324807e0 100644
--- a/src/mdn/MDNHelper.cpp
+++ b/src/mdn/MDNHelper.cpp
@@ -27,6 +27,23 @@ namespace vmime {
 namespace mdn {
 
 
+void MDNHelper::attachMDNRequest(message* msg, const mailboxList& mailboxes)
+{
+	header* hdr = msg->getHeader();
+
+	hdr->DispositionNotificationTo().setValue(mailboxes);
+}
+
+
+void MDNHelper::attachMDNRequest(message* msg, const mailbox& mbox)
+{
+	mailboxList mboxList;
+	mboxList.appendMailbox(mbox.clone());
+
+	attachMDNRequest(msg, mboxList);
+}
+
+
 const std::vector <sendableMDNInfos> MDNHelper::getPossibleMDNs(const message* msg)
 {
 	std::vector <sendableMDNInfos> result;
diff --git a/vmime/mdn/MDNHelper.hpp b/vmime/mdn/MDNHelper.hpp
index 7eaf64e8..a1053cfd 100644
--- a/vmime/mdn/MDNHelper.hpp
+++ b/vmime/mdn/MDNHelper.hpp
@@ -37,6 +37,20 @@ class MDNHelper
 {
 public:
 
+	/** Attach a MDN request to the specified message.
+	  *
+	  * @param msg message in which to add a MDN request
+	  * @param mailboxes list of mailboxes to which the MDN will be sent
+	  */
+	static void attachMDNRequest(message* msg, const mailboxList& mailboxes);
+
+	/** Attach a MDN request to the specified message.
+	  *
+	  * @param msg message in which to add a MDN request
+	  * @param mbox mailbox to which the MDN will be sent
+	  */
+	static void attachMDNRequest(message* msg, const mailbox& mbox);
+
 	/** Return a list of possible MDNs that can be generated
 	  * for the specified message.
 	  *