diff --git a/README.md b/README.md
index 44ae864..312dbc8 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,7 @@ spack build-env dune-newmodule $SHELL
 ```
 ### Initialize dune project
 ```
+export DUNE_CONTROL_PATH=$SPACK_ROOT/opt/spack/linux-archrolling-sandybridge/gcc-9.2.0/
 duneproject
 ```
 Answer the questions about the new modules, enter the project folder and compile with standard cmake
diff --git a/packages/dune-functions/package.py b/packages/dune-functions/package.py
index 575cf49..16d4781 100644
--- a/packages/dune-functions/package.py
+++ b/packages/dune-functions/package.py
@@ -59,7 +59,6 @@ class DuneFunctions(CMakePackage):
     variant('selector', default=True, description='Grid selector definition added to config.h')
     variant('oldcategory', default=True, description='Enable/Disable the backwards compatibility of the category enum/method in dune-istl solvers, preconditioner, etc.')
     variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
-    variant('selector', default=True, description='Grid selector definition added to config.h')
     variant('threads', default=True, description='Activate pThread support')
     variant('shared', default=True, description='Enables the build of shared libraries.')
     variant('alugrid', default=False, description='Support of dune-alugrid module')