diff --git a/setup.py b/setup.py
index 621c154..ebc671c 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,6 @@
     name="Flask-DebugToolbar",
     install_requires=[
         'Flask>=2.2.0',
-        'Blinker',
         'itsdangerous',
         'werkzeug',
         'MarkupSafe',