diff --git a/test/mld.jl b/test/mld.jl
index bf5ce985..fd728efe 100644
--- a/test/mld.jl
+++ b/test/mld.jl
@@ -7,6 +7,9 @@
     prepare_data!(orig_args)
     set_setting!(orig_args, ("options", "outputs", "log-level"), "error")
     set_setting!(orig_args, ("solvers", "HiGHS", "mip_feasibility_tolerance"), 1e-6)
+    set_setting!(orig_args, ("solvers", "HiGHS", "primal_feasibility_tolerance"), 1e-8)
+    set_setting!(orig_args, ("solvers", "HiGHS", "dual_feasibility_tolerance"), 1e-8)
+    set_setting!(orig_args, ("solvers", "HiGHS", "presolve"), "on")
     set_setting!(orig_args, ("options", "objective", "enable-switch-state-open-cost"), true)
 
     # DEBUGGING
@@ -25,7 +28,6 @@
                 ("options", "problem", "operations-algorithm") => "rolling-horizon",
                 ("options", "problem", "operations-problem-type") => "block",
                 ("options", "objective", "enable-switch-state-open-cost") => true,
-                ("solvers", "HiGHS", "presolve") => "off",
             ))
             delete!(args, "solvers")
             build_solver_instances!(args)
@@ -44,7 +46,6 @@
                 ("options", "problem", "operations-algorithm") => "rolling-horizon",
                 ("options", "problem", "operations-problem-type") => "traditional",
                 ("options", "objective", "enable-switch-state-open-cost") => true,
-                ("solvers", "HiGHS", "presolve") => "off",
             ))
             delete!(args, "solvers")
             build_solver_instances!(args)