diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index e6a7049bef64..b32063ac845a 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -369,7 +369,7 @@ static void gpio_mockup_debugfs_setup(struct device *dev,
 		priv->offset = i;
 		priv->desc = gpiochip_get_desc(gc, i);
 
-		debugfs_create_file(name, 0200, chip->dbg_dir, priv,
+		debugfs_create_file(name, 0600, chip->dbg_dir, priv,
 				    &gpio_mockup_debugfs_ops);
 	}
 }