diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index 876027fdefc9..e20b60432e01 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -370,7 +370,7 @@ static void gpio_mockup_debugfs_setup(struct device *dev,
 		priv->offset = i;
 		priv->desc = &gc->gpiodev->descs[i];
 
-		debugfs_create_file(name, 0200, chip->dbg_dir, priv,
+		debugfs_create_file(name, 0600, chip->dbg_dir, priv,
 				    &gpio_mockup_debugfs_ops);
 	}
 }