diff --git a/pkgs/development/python-modules/clifford/default.nix b/pkgs/development/python-modules/clifford/default.nix
index 576cc7e331f0..64e5eb7ab60e 100644
--- a/pkgs/development/python-modules/clifford/default.nix
+++ b/pkgs/development/python-modules/clifford/default.nix
@@ -14,12 +14,12 @@
 
 buildPythonPackage rec {
   pname = "clifford";
-  version = "1.4.0";
+  version = "1.5.1";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-eVE8FrD0YHoRreY9CrNb8v4v4KrG83ZU0oFz+V+p+Q0=";
+    hash = "sha256-NISzEs/w4tXhT7mUCbgkIZPDWN+qave8bqIwxGBuZvM=";
   };
 
   build-system = [ setuptools ];