diff --git a/pkgs/os-specific/linux/kernel/hardened/update.py b/pkgs/os-specific/linux/kernel/hardened/update.py
index d0f8c77c783f..4948c03dc5bb 100755
--- a/pkgs/os-specific/linux/kernel/hardened/update.py
+++ b/pkgs/os-specific/linux/kernel/hardened/update.py
@@ -1,5 +1,5 @@
 #! /usr/bin/env nix-shell
-#! nix-shell -i python -p "python38.withPackages (ps: [ps.PyGithub])" git gnupg
+#! nix-shell -i python -p "python3.withPackages (ps: [ps.PyGithub])" git gnupg
 
 # This is automatically called by ../update.sh.