diff --git a/src/window.py b/src/window.py
index 4408b84..d07c6ae 100644
--- a/src/window.py
+++ b/src/window.py
@@ -89,6 +89,9 @@ class RosterWindow(Adw.ApplicationWindow):
         # Create tab view
         self.request_tab_view = Adw.TabView()
 
+        # Prevent tabs from being closed
+        self.request_tab_view.connect("close-page", lambda view, page: True)
+
         # Create tab bar to show tabs
         request_tab_bar = Adw.TabBar()
         request_tab_bar.set_view(self.request_tab_view)
@@ -138,6 +141,9 @@ class RosterWindow(Adw.ApplicationWindow):
         # Create tab view
         self.response_tab_view = Adw.TabView()
 
+        # Prevent tabs from being closed
+        self.response_tab_view.connect("close-page", lambda view, page: True)
+
         # Create tab bar to show tabs
         response_tab_bar = Adw.TabBar()
         response_tab_bar.set_view(self.response_tab_view)