diff --git a/testssl.sh b/testssl.sh
index 15e1b48..9d2e0aa 100755
--- a/testssl.sh
+++ b/testssl.sh
@@ -18847,7 +18847,7 @@ initialize_globals() {
      do_tls_sockets=false
      do_client_simulation=false
      do_display_only=false
-     do_starttls=true
+     do_starttls=false
 }