diff --git a/python/tests/test_account.py b/python/tests/test_account.py
index 664000091..631c2e226 100644
--- a/python/tests/test_account.py
+++ b/python/tests/test_account.py
@@ -823,16 +823,33 @@ class TestOnlineAccount:
         lp.sec("ac1: create chat with ac2")
         chat = ac1.create_chat(ac2)
 
+        lp.sec("ac1: prepare and send text message to ac2")
+        msg1 = Message.new_empty(ac1, "text")
+        msg1.set_text("message0")
+        msg1 = chat.send_msg(msg1)
+        assert not msg1.has_html()
+        assert msg1.html == ""
+        ac1._evtracker.wait_msg_delivered(msg1)
+
+        lp.sec("wait for ac2 to receive message")
+        msg2 = ac2._evtracker.wait_next_messages_changed()
+        assert msg2.text == "message0"
+        assert not msg2.has_html()
+        assert msg2.html == ""
+
         lp.sec("ac1: prepare and send HTML+text message to ac2")
         msg1 = Message.new_empty(ac1, "text")
         msg1.set_text("message1")
         msg1.set_html(html_text)
         msg1 = chat.send_msg(msg1)
+        assert msg1.has_html()
+        assert html_text in msg1.html
         ac1._evtracker.wait_msg_delivered(msg1)
 
-        lp.sec("wait for ac2 to receive first message")
+        lp.sec("wait for ac2 to receive message")
         msg2 = ac2._evtracker.wait_next_messages_changed()
         assert msg2.text == "message1"
+        assert msg2.has_html()
         assert html_text in msg2.html
 
         lp.sec("ac1: prepare and send HTML-only message to ac2")
@@ -841,10 +858,11 @@ class TestOnlineAccount:
         msg1 = chat.send_msg(msg1)
         ac1._evtracker.wait_msg_delivered(msg1)
 
-        lp.sec("wait for ac2 to receive second message")
+        lp.sec("wait for ac2 to receive message")
         msg2 = ac2._evtracker.wait_next_messages_changed()
         assert "<p>" not in msg2.text
         assert "Hello HTML world" in msg2.text
+        assert msg2.has_html()
         assert html_text in msg2.html
 
     def test_mvbox_sentbox_threads(self, acfactory, lp):