diff --git a/pkgs/os-specific/linux/psmisc/default.nix b/pkgs/os-specific/linux/psmisc/default.nix
index 4ee3da48f92c..7e2d37b055a4 100644
--- a/pkgs/os-specific/linux/psmisc/default.nix
+++ b/pkgs/os-specific/linux/psmisc/default.nix
@@ -1,5 +1,7 @@
 {stdenv, fetchurl, ncurses}:
 
+assert stdenv.isLinux;
+
 stdenv.mkDerivation rec {
   name = "psmisc-22.12";