diff --git a/README.md b/README.md
index e3741f06..050e1b8e 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,10 @@ Fabric/NeoForge mod for optimising performance of the integrated and dedicated s
 
 
 ## Purpose
-Moonrise is a port of several important [Paper](https://github.com/PaperMC/Paper/)
+Moonrise aims to optimise the game *without changing Vanilla behavior*, with the
+notable exception of Starlight fixing light suppression bugs.
+
+Moonrise ports several important [Paper](https://github.com/PaperMC/Paper/)
 patches. Listed below are notable patches:
  - Chunk system rewrite
  - Collision optimisations