diff --git a/setup.py b/setup.py
index 3bce64d1..19103a9f 100644
--- a/setup.py
+++ b/setup.py
@@ -50,7 +50,7 @@
     if package == module_dir or package.startswith(module_dir + ".")
 ]
 install_requires = [
-    "urllib3>=1.21.1",
+    "urllib3>=1.26.5",
     "requests>=2.4.0, <3.0.0",
     "six",
     "python-dateutil",