diff --git a/minadbd/minadbd.cpp b/minadbd/minadbd.cpp
index 7b82faa0..1df342c8 100644
--- a/minadbd/minadbd.cpp
+++ b/minadbd/minadbd.cpp
@@ -64,6 +64,7 @@ int main(int argc, char** argv) {
 
   // We can't require authentication for sideloading. http://b/22025550.
   auth_required = false;
+  socket_access_allowed = false;
 
   init_transport_registration();
   usb_init();