diff --git a/pkgs/development/python-modules/islpy/default.nix b/pkgs/development/python-modules/islpy/default.nix
index a996731db987..c109cd9a0d97 100644
--- a/pkgs/development/python-modules/islpy/default.nix
+++ b/pkgs/development/python-modules/islpy/default.nix
@@ -21,14 +21,14 @@
 
 buildPythonPackage rec {
   pname = "islpy";
-  version = "2025.2";
+  version = "2025.2.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "inducer";
     repo = "islpy";
     tag = "v${version}";
-    hash = "sha256-RMqqnhW8MibGhAhJZF/EjycFJ7E3j4aur0a6UaPyeIs=";
+    hash = "sha256-P/DHWMjBANkfqvg9ilBonOTMsvmm5NefMWLdroB2azg=";
   };
 
   build-system = [