diff --git a/src/calibre/gui2/convert/txt_output.py b/src/calibre/gui2/convert/txt_output.py
index 0f7fd27c1f..afca70c9d0 100644
--- a/src/calibre/gui2/convert/txt_output.py
+++ b/src/calibre/gui2/convert/txt_output.py
@@ -23,6 +23,10 @@ class PluginWidget(Widget, Ui_Form):
         for x in get_option('txt_output_formatting').option.choices:
             self.opt_txt_output_formatting.addItem(x)
         self.initialize_options(get_option, get_help, db, book_id)
+        if self.COMMIT_NAME != 'txt_output':
+            self.image_note_label.setText(_(
+                'Note that for images to be preserved, the formatting option above must be markdown or textile'
+                ' and also enable the setting to not remove image references.'))
 
     def break_cycles(self):
         Widget.break_cycles(self)
diff --git a/src/calibre/gui2/convert/txt_output.ui b/src/calibre/gui2/convert/txt_output.ui
index a6e53e7ee3..bd5dd00aed 100644
--- a/src/calibre/gui2/convert/txt_output.ui
+++ b/src/calibre/gui2/convert/txt_output.ui
@@ -130,9 +130,9 @@
        </widget>
       </item>
       <item>
-       <widget class="QLabel" name="label_5">
+       <widget class="QLabel" name="image_note_label">
         <property name="text">
-         <string>Note that images will not be preserved. For that, convert to TXTZ instead.</string>
+         <string>Note that images will not be preserved. For that, convert to TXTZ, with output format Markdown.</string>
         </property>
         <property name="wordWrap">
          <bool>true</bool>