Update README.md

Author: Pandapip1

README.md

@@ -4,4 +4,4 @@
 Pandapip1's machine gun mod gives the Impostor a lightsaber (right click to use) with no kill cooldown.
 
 ## Using the mod in your content
-The mod is licenced under CC-BY, which allows you to use the mod for free as long as you credit me (Pandapip1#8943) somewhere noticeable, such as the pinned comment or in the description of a video. Also, do not remove the watermark.
+The mod is licenced under CC-BY-ND, which allows you to use the mod for free as long as you credit me (Pandapip1#8943) somewhere noticeable, such as the pinned comment or in the description of a video. Also, do not remove the watermark. You are also not allowed to modify the files that I provide you.