diff --git a/51-android.rules b/51-android.rules
index 2dff122..819dcf9 100644
--- a/51-android.rules
+++ b/51-android.rules
@@ -1,6 +1,19 @@
 # These rules refer: https://developer.android.com/studio/run/device.html
 # and include many suggestions from Arch Linux, GitHub and other Communities.
 # Latest version can be found at: https://github.com/M0Rf30/android-udev-rules
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 # Skip this section below if this device is not connected by USB
 SUBSYSTEM!="usb", GOTO="android_usb_rules_end"