diff --git a/pkgs/stdenv/linux/make-bootstrap-tools.nix b/pkgs/stdenv/linux/make-bootstrap-tools.nix
index 7063d7bfcb6..26dfee25230 100644
--- a/pkgs/stdenv/linux/make-bootstrap-tools.nix
+++ b/pkgs/stdenv/linux/make-bootstrap-tools.nix
@@ -180,7 +180,7 @@ rec {
     allPackages = assert false; null;
 
     platform = assert false; null;
-    crossSystem = assert false; null;
+    crossSystem = null;
     config = assert false; null;
   }).bootstrapTools;