diff --git a/pkgs/development/python-modules/types-redis/default.nix b/pkgs/development/python-modules/types-redis/default.nix
index 146dc6cf8919..789cf6b87949 100644
--- a/pkgs/development/python-modules/types-redis/default.nix
+++ b/pkgs/development/python-modules/types-redis/default.nix
@@ -5,12 +5,12 @@
 
 buildPythonPackage rec {
   pname = "types-redis";
-  version = "4.3.20";
+  version = "4.3.21";
   format = "setuptools";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dO0ClFRw3eot0hRHwYXauzFp5aUyjSayXPNUfZSbjgQ=";
+    sha256 = "sha256-/QF6ZzOvGT0U8bsptP95wKvJBuhlQVjRerpFemOBr+I=";
   };
 
   # Module doesn't have tests