diff --git a/setup.py b/setup.py
index 650aa7a..d0fb81a 100644
--- a/setup.py
+++ b/setup.py
@@ -26,5 +26,5 @@ def get_long_description():
     url="https://github.com/Anorov/cloudflare-scrape",
     keywords=["cloudflare", "scraping"],
     include_package_data=True,
-    install_requires=["requests >= 2.23.0"],
+    install_requires=["requests >= 2.23.0", "urllib3 < 2.0.0"],
 )