diff --git a/pkgs/development/python-modules/pysaml2/default.nix b/pkgs/development/python-modules/pysaml2/default.nix
index 1528623aa0e..8c0513b0b51 100644
--- a/pkgs/development/python-modules/pysaml2/default.nix
+++ b/pkgs/development/python-modules/pysaml2/default.nix
@@ -9,14 +9,14 @@
 
 buildPythonPackage rec {
   pname = "pysaml2";
-  version = "4.8.0";
+  version = "4.9.0";
 
   # No tests in PyPI tarball
   src = fetchFromGitHub {
     owner = "IdentityPython";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1nnmk7apg169bawqi06jbx3p0x4sq12kszzl7k6j39273hqq5ii4";
+    sha256 = "1ww1l34zn25vxifs8nr0bg7gkhbpy5g45mj0jj4d8hzimahb1brx";
   };
 
   patches = [