diff --git a/pkgs/servers/samba/4.x.nix b/pkgs/servers/samba/4.x.nix
index 55664fb5418d..2b0a7f76eab3 100644
--- a/pkgs/servers/samba/4.x.nix
+++ b/pkgs/servers/samba/4.x.nix
@@ -317,6 +317,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   disallowedReferences = lib.optionals isCross [
     buildPackages.python3Packages.python
+    buildPackages.runtimeShellPackage
   ];
 
   passthru.tests = {