diff --git a/desktop/onionshare/resources/locale/en.json b/desktop/onionshare/resources/locale/en.json
index c9e6d86a..a94325f0 100644
--- a/desktop/onionshare/resources/locale/en.json
+++ b/desktop/onionshare/resources/locale/en.json
@@ -203,6 +203,7 @@
     "gui_close_tab_warning_persistent_description": "Close persistent tab and lose the onion address it is using?",
     "gui_close_tab_warning_share_description": "Close tab that is sending files?",
     "gui_close_tab_warning_receive_description": "Close tab that is receiving files?",
+    "gui_close_tab_warning_chat_description": "Close tab that is hosting a chat server?",
     "gui_close_tab_warning_website_description": "Close tab that is hosting a website?",
     "gui_close_tab_warning_close": "Close",
     "gui_close_tab_warning_cancel": "Cancel",
diff --git a/desktop/onionshare/tab/tab.py b/desktop/onionshare/tab/tab.py
index 86c55088..ab6cc3e5 100644
--- a/desktop/onionshare/tab/tab.py
+++ b/desktop/onionshare/tab/tab.py
@@ -646,6 +646,8 @@ class Tab(QtWidgets.QWidget):
                     dialog_text = strings._("gui_close_tab_warning_share_description")
                 elif self.mode == self.common.gui.MODE_RECEIVE:
                     dialog_text = strings._("gui_close_tab_warning_receive_description")
+                elif self.mode == self.common.gui.MODE_CHAT:
+                    dialog_text = strings._("gui_close_tab_warning_chat_description")
                 else:
                     dialog_text = strings._("gui_close_tab_warning_website_description")