diff --git a/matlab/default_option_values.m b/matlab/default_option_values.m
index b143da47f..baeb79dee 100644
--- a/matlab/default_option_values.m
+++ b/matlab/default_option_values.m
@@ -55,7 +55,6 @@ options_.solve_tolx = eps^(2/3);
 options_.solve_randomize_initial_guess = true;
 options_.trust_region_initial_step_bound_factor = 1;
 options_.dr_display_tol=1e-6;
-options_.minimal_workspace = false;
 options_.dp.maxit = 3000;
 options_.steady.maxit = 50;
 options_.simul.maxit = 50;
diff --git a/preprocessor b/preprocessor
index 638c49d96..f8b2de715 160000
--- a/preprocessor
+++ b/preprocessor
@@ -1 +1 @@
-Subproject commit 638c49d96ee491a66ba775ffc79a1d6afbe8acfc
+Subproject commit f8b2de715c57d3d66fff38b41fa3b4351c015c11