diff --git a/pkgs/development/tools/vagrant/default.nix b/pkgs/development/tools/vagrant/default.nix
index 1d9247604ae..6804ad194d1 100644
--- a/pkgs/development/tools/vagrant/default.nix
+++ b/pkgs/development/tools/vagrant/default.nix
@@ -94,9 +94,11 @@ stdenv.mkDerivation rec {
   preFixup = ''
     # 'hide' the template file from shebang-patching
     chmod -x $out/opt/vagrant/embedded/gems/gems/bundler-1.6.6/lib/bundler/templates/Executable
+    chmod -x $out/opt/opt/vagrant/embedded/gems/gems/vagrant-1.6.5/plugins/provisioners/salt/bootstrap-salt.sh
   '';
 
   postFixup = ''
     chmod +x $out/opt/vagrant/embedded/gems/gems/bundler-1.6.6/lib/bundler/templates/Executable
+    chmod +x $out/opt/opt/vagrant/embedded/gems/gems/vagrant-1.6.5/plugins/provisioners/salt/bootstrap-salt.sh
   '';
 }