diff --git a/pkgs/development/tools/misc/nrfutil/default.nix b/pkgs/development/tools/misc/nrfutil/default.nix
index 6d58a39f704..acc8490b7c2 100644
--- a/pkgs/development/tools/misc/nrfutil/default.nix
+++ b/pkgs/development/tools/misc/nrfutil/default.nix
@@ -1,6 +1,6 @@
-{ lib, python37Packages, fetchFromGitHub }:
+{ lib, python3Packages, fetchFromGitHub }:
 
-with python37Packages; buildPythonApplication rec {
+with python3Packages; buildPythonApplication rec {
   pname = "nrfutil";
   version = "6.1";