diff --git a/README.md b/README.md
index 5c7063c..dee2cb4 100644
--- a/README.md
+++ b/README.md
@@ -246,9 +246,7 @@ Papers about Nix:
 nix-shell --packages nix-index
 ```
 ```shell
-# Inside the shell:
-
-# Either build the index manually (requires >8GB RAM)
+# Either build the index manually (requires >12GB RAM):
 nix-index
 # Or download weekly build:
 mkdir -p ~/.cache/nix-index/ && wget -q -N https://github.com/nix-community/nix-index-database/releases/latest/download/index-x86_64-linux -O ~/.cache/nix-index/files