diff --git a/pkgs/development/python-modules/requests-pkcs12/default.nix b/pkgs/development/python-modules/requests-pkcs12/default.nix
index aee47843200..a4f59da74fc 100644
--- a/pkgs/development/python-modules/requests-pkcs12/default.nix
+++ b/pkgs/development/python-modules/requests-pkcs12/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "requests-pkcs12";
-  version = "1.18";
+  version = "1.21";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "m-click";
     repo = "requests_pkcs12";
     rev = version;
-    hash = "sha256-jZWaTcPM4EO8e+eVpYU8fQ4H53OzlaMUsT/d2DWuU+0=";
+    hash = "sha256-0avykVnMzClFqjDdC4BW9jnZzupinG5JUwq8TuCWkgo=";
   };
 
   propagatedBuildInputs = [