diff --git a/README.md b/README.md
index 3355188..177628a 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ services:
     volumes:
       - "./vintagestory:/data"
     environment:
-      - "VS_BRANCH=stable"
+      - "VS_BRANCH=stable" # Either stable or unstable
       - "VS_VERSION=1.20.7"
     ports:
       - "42420:42420/tcp"