diff --git a/pkgs/development/python-modules/spsdk/default.nix b/pkgs/development/python-modules/spsdk/default.nix
index 3cdfc65811fe..26dfd177e285 100644
--- a/pkgs/development/python-modules/spsdk/default.nix
+++ b/pkgs/development/python-modules/spsdk/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
   build-system = [ setuptools-scm ];
 
   pythonRelaxDeps = [
+    "cryptography"
     "requests"
     "packaging"
     "typing-extensions"