diff --git a/README.md b/README.md
index f0a8142..9237a9f 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,7 @@ be sure to check out:
 - [valve source rcon](https://developer.valvesoftware.com/wiki/Source_RCON_Protocol)
 - [minecraft command for getting player position](https://www.reddit.com/r/MinecraftCommands/comments/r6ftgz/help_getting_my_coordinates_using_rcon/)
 - [how to do socket stuff](https://thelinuxcode.com/socket-programming-in-c-building-networked-applications-from-the-ground-up/)
+- [bluemap player position json blueprint](https://github.com/BlueMap-Minecraft/BlueMap/blob/master/common/src/main/java/de/bluecolored/bluemap/common/live/LivePlayersDataSupplier.java)
 
 additionally, i have a `Makefile` that can build the code and also automagically deploy it on the server. beware that you need root permissions for this.