diff --git a/kitty/tab_bar.py b/kitty/tab_bar.py
index 76429d22c..a07f8dab2 100644
--- a/kitty/tab_bar.py
+++ b/kitty/tab_bar.py
@@ -54,14 +54,18 @@ def draw_title(draw_data: DrawData, screen: Screen, tab: TabBarData, index: int)
         screen.cursor.fg = draw_data.bell_fg
         screen.draw('🔔 ')
         screen.cursor.fg = fg
-    layout_name = tab.layout_name
-    num_windows = tab.num_windows
     template = draw_data.title_template
-    title = tab.title
     if tab.is_active and draw_data.active_title_template is not None:
         template = draw_data.active_title_template
     try:
-        title = eval(f"f'{template}'")
+        eval_locals = {
+            'index': index,
+            'layout_name': tab.layout_name,
+            'num_windows': tab.num_windows,
+            'title': tab.title
+        }
+        compiled_template = compile('f"""' + template + '"""', '<tab_template>', 'eval')
+        title = eval(compiled_template, {'__builtins__': {}}, eval_locals)
     except Exception as e:
         if template not in template_failures:
             template_failures.add(template)