diff --git a/pkgs/development/python-modules/urllib3/default.nix b/pkgs/development/python-modules/urllib3/default.nix
index cd7496d636d0..286880bbd71a 100644
--- a/pkgs/development/python-modules/urllib3/default.nix
+++ b/pkgs/development/python-modules/urllib3/default.nix
@@ -20,12 +20,12 @@
 
 buildPythonPackage rec {
   pname = "urllib3";
-  version = "1.26.14";
+  version = "1.26.18";
   format = "setuptools";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-B2kHv4/TVc3ndyhHExZiWk0vfnE8El9RlTu1s+7PT3I=";
+    hash = "sha256-+OzBu6VmdBNFfFKauVW/jGe0XbeZ0VkGYmFxnjKFgKA=";
   };
 
   # FIXME: remove backwards compatbility hack