diff --git a/doc/texture_packs.md b/doc/texture_packs.md
index d386006f2..bde5eecfd 100644
--- a/doc/texture_packs.md
+++ b/doc/texture_packs.md
@@ -22,6 +22,11 @@ This is a directory containing the entire contents of a single texture pack.
 It can be chosen more or less freely and will also become the name of the
 texture pack. The name must not be “base”.
 
+### The "server" texture pack
+If a texture pack named `server` exists, the textures in it will replace textures
+sent to clients.
+It's independent of the client's texture pack, which will take precedence as usual.
+
 ### `texture_pack.conf`
 A key-value config file with the following keys: