diff --git a/script/shell_modify_variable_attach_parent.sh b/script/shell_modify_variable_attach_parent.sh
index 87ee1cb..59717d8 100644
--- a/script/shell_modify_variable_attach_parent.sh
+++ b/script/shell_modify_variable_attach_parent.sh
@@ -1,13 +1,11 @@
 #!/bin/bash
 
 expect -c "
-  spawn gdb -q attach $1
+  set timeout 60000
+  spawn gdb -q -iex \"set pagination off\" attach $1
   expect {
     \"gdb\" {send \"set follow-fork-mode $2\n\";}
   }
-  expect {
-    \"gdb\" {send \"set pagination off\n\";}
-  }
   expect {
     \"gdb\" {send \"$3\n\";}
   }
@@ -35,6 +33,9 @@ expect -c "
   expect {
     \"gdb\" {send \"c\n\";}
   }
+  expect {
+    \"exited\" {send \"quit\n\";}
+  }
 
  interact
 "
\ No newline at end of file