diff --git a/gdb/testsuite/gdb.base/attach.exp b/gdb/testsuite/gdb.base/attach.exp
index c94c127..6e566a3 100644
--- a/gdb/testsuite/gdb.base/attach.exp
+++ b/gdb/testsuite/gdb.base/attach.exp
@@ -447,7 +444,8 @@ proc test_command_line_attach_run {} {
 
 	set test "run to prompt"
 	gdb_exit
-	set res [gdb_spawn_with_cmdline_opts "--pid=$testpid -ex \"start\""]
+	set res [gdb_spawn_with_cmdline_opts \
+		 "-iex set\\ height\\ 0 -iex set\\ width\\ 0 --pid=$testpid -ex \"start\""]
 	if { $res != 0} {
 	    fail $test
 	    return $res