diff --git a/CHANGES.md b/CHANGES.md
index 95c191110..d9e6710ca 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -5,15 +5,16 @@
 - Updated translations: af, cz, de, es, eu, ga, he, hi, ja, nb, nl_BE, zh_CN
 - New language supported: Esperanto
 - Accessibility: Tag the chat-content as an ARIA live region, for screen readers
+- Set releases URL to new Github repo
 - #1369 Don't wrongly interpret message with `subject` as a topic change.
 - #1408 new config option `roomconfig_whitelist`
-- #1417 Margin between nickname and badge
-- #1421 fix direct invite for membersonly room
-- #1422 Resurrect the `muc_show_join_leave` option
 - #1412 muc moderator commands can be disabled selectively by config
 - #1413 fix moderator commands that change affiliation
 - #1414 Prevent duplicate messages on MUC join
-- Update releases url
+- #1417 Margin between nickname and badge
+- #1421 fix direct invite for membersonly room
+- #1422 Resurrect the `muc_show_join_leave` option
+- #1442 MUC read receipts causing empty lines
 
 ## 4.1.0 (2019-01-11)
 
diff --git a/dist/converse.js b/dist/converse.js
index 6d3876aa5..408b997d3 100644
--- a/dist/converse.js
+++ b/dist/converse.js
@@ -66987,6 +66987,14 @@ _converse_core__WEBPACK_IMPORTED_MODULE_6__["default"].plugins.add('converse-muc
         }
       },
 
+      isReceipt(stanza) {
+        return sizzle(`[xmlns="${Strophe.NS.RECEIPTS}"]`, stanza).length > 0;
+      },
+
+      isChatMarker(stanza) {
+        return sizzle(`[xmlns="${Strophe.NS.MARKERS}"]`, stanza).length > 0;
+      },
+
       async onMessage(stanza) {
         /* Handler for all MUC messages sent to this groupchat.
          *
@@ -67011,7 +67019,7 @@ _converse_core__WEBPACK_IMPORTED_MODULE_6__["default"].plugins.add('converse-muc
           return;
         }
 
-        if (!this.handleMessageCorrection(stanza)) {
+        if (!this.handleMessageCorrection(stanza) && !this.isReceipt(stanza) && !this.isChatMarker(stanza)) {
           if (attrs.subject && !attrs.thread && !attrs.message) {
             // https://xmpp.org/extensions/xep-0045.html#subject-mod
             // -----------------------------------------------------
diff --git a/spec/messages.js b/spec/messages.js
index cf0935871..9a7f8c2d0 100644
--- a/spec/messages.js
+++ b/spec/messages.js
@@ -2316,7 +2316,7 @@
             done();
         }));
 
-        it("delivery can be acknowledged by a receipt",
+        it("will be shown as received upon MUC reflection",
             mock.initConverse(
                 null, ['rosterGroupsFetched'], {},
                 async function (done, _converse) {
@@ -2347,6 +2347,40 @@
             done();
         }));
 
+        it("can cause a delivery receipt",
+            mock.initConverse(
+                null, ['rosterGroupsFetched'], {},
+                async function (done, _converse) {
+
+            test_utils.createContacts(_converse, 'current');
+            await test_utils.openAndEnterChatRoom(_converse, 'lounge', 'localhost', 'dummy');
+            const view = _converse.chatboxviews.get('lounge@localhost');
+            const textarea = view.el.querySelector('textarea.chat-textarea');
+            textarea.value = 'But soft, what light through yonder airlock breaks?';
+            view.keyPressed({
+                target: textarea,
+                preventDefault: _.noop,
+                keyCode: 13 // Enter
+            });
+            await new Promise((resolve, reject) => view.once('messageInserted', resolve));
+            expect(view.el.querySelectorAll('.chat-msg').length).toBe(1);
+
+            const msg_obj = view.model.messages.at(0);
+            const stanza = u.toStanza(`
+                <message xml:lang="en" to="dummy@localhost/resource"
+                         from="lounge@localhost/some1" type="groupchat" xmlns="jabber:client">
+                    <received xmlns="urn:xmpp:receipts" id="${msg_obj.get('msgid')}"/>
+                    <origin-id xmlns="urn:xmpp:sid:0" id="CE08D448-5ED8-4B6A-BB5B-07ED9DFE4FF0"/>
+                </message>`);
+            spyOn(_converse, 'emit').and.callThrough();
+            _converse.connection._dataRecv(test_utils.createRequest(stanza));
+            await test_utils.waitUntil(() => _converse.emit.calls.count() === 1);
+            expect(view.el.querySelectorAll('.chat-msg').length).toBe(1);
+            expect(view.el.querySelectorAll('.chat-msg__receipt').length).toBe(0);
+            expect(_converse.emit).toHaveBeenCalledWith('message', jasmine.any(Object));
+            done();
+        }));
+
         describe("when received", function () {
 
             it("highlights all users mentioned via XEP-0372 references",
diff --git a/src/headless/converse-muc.js b/src/headless/converse-muc.js
index 277c52a9f..99b77e205 100644
--- a/src/headless/converse-muc.js
+++ b/src/headless/converse-muc.js
@@ -978,6 +978,14 @@ converse.plugins.add('converse-muc', {
                 }
             },
 
+            isReceipt (stanza) {
+                return sizzle(`[xmlns="${Strophe.NS.RECEIPTS}"]`, stanza).length > 0;
+            },
+
+            isChatMarker (stanza) {
+                return sizzle(`[xmlns="${Strophe.NS.MARKERS}"]`, stanza).length > 0;
+            },
+
             async onMessage (stanza) {
                 /* Handler for all MUC messages sent to this groupchat.
                  *
@@ -998,7 +1006,10 @@ converse.plugins.add('converse-muc', {
                 if (!attrs.nick) {
                     return;
                 }
-                if (!this.handleMessageCorrection(stanza)) {
+                if (!this.handleMessageCorrection(stanza) &&
+                    !this.isReceipt(stanza) &&
+                    !this.isChatMarker(stanza)) {
+
                     if (attrs.subject && !attrs.thread && !attrs.message) {
                         // https://xmpp.org/extensions/xep-0045.html#subject-mod
                         // -----------------------------------------------------