diff --git a/test_regress/t/t_flag_main.pl b/test_regress/t/t_flag_main.pl
index 0f017d8f6..397fea235 100755
--- a/test_regress/t/t_flag_main.pl
+++ b/test_regress/t/t_flag_main.pl
@@ -15,7 +15,6 @@ compile(
     verilator_make_cmake => 0,
     verilator_make_gmake => 0,
     make_main => 0,
-    make_top => 1,
     );
 
 execute(
diff --git a/test_regress/t/t_prot_lib_secret.pl b/test_regress/t/t_prot_lib_secret.pl
index 8eb6b0497..217aa3a4f 100755
--- a/test_regress/t/t_prot_lib_secret.pl
+++ b/test_regress/t/t_prot_lib_secret.pl
@@ -10,9 +10,6 @@ if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); di
 
 scenarios(vlt => 1);
 
-$Self->{make_main} = 0;
-$Self->{make_top_shell} = 0;
-
 compile (
     verilator_flags2 => ["--protect-lib",
                          "secret",
@@ -20,6 +17,8 @@ compile (
                          "SECRET_FAKE_KEY"],
     verilator_make_gcc => 0,
     verilator_make_gmake => 0,
+    make_main => 0,
+    make_top_shell => 0,
     );
 
 run(cmd=>["make",