diff --git a/__admin/linux_install_udev_rule.sh b/__admin/linux_install_udev_rule.sh
index 9cd9cf4..d9edd66 100755
--- a/__admin/linux_install_udev_rule.sh
+++ b/__admin/linux_install_udev_rule.sh
@@ -1,4 +1,4 @@
-#!bin/bash
+#!/bin/bash
 
 # if /etc/udev/rules.d/99-esp32.rules does not exist, create it with the following content:
 # SUBSYSTEM=="tty", ATTRS{idVendor}=="10c4", ATTRS{idProduct}=="ea60", MODE="0666", GROUP="dialout"