diff --git a/setup.py b/setup.py
index 0c8b67e2..3ab0ce0e 100644
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,7 @@
         'weasyprint>=0.44',
         'beautifulsoup4>=4.6.3',
         'libsass>=0.15',
-        'selenium>=4.3.0'
+        'selenium==4.3.0'
         'wheel'
     ],
     classifiers=[