diff --git a/Minecraft Books/ReadMe.md b/Minecraft Books/ReadMe.md
index 51a3f85..dc74317 100644
--- a/Minecraft Books/ReadMe.md	
+++ b/Minecraft Books/ReadMe.md	
@@ -3,3 +3,5 @@ These books were written in Minecraft, then copied to a command-block give form
 - Set the target to @p (nearest player) and generation "copy of original" (1). (After all, I have the *true* original. ;p)
 - **Important**: This tool replaces single quotes (`'`) with `'`, so books must be fixed using find-and-replace before saving here or using in-game.
 - I have also experimented with https://thewilley.github.io/Text2Book/ which can make things easier and faster, but also fails sometimes.
+
+On some servers, the give command must be prefixed by `minecraft:`.