diff --git a/nix/nix-1p/README.md b/nix/nix-1p/README.md
index f102bfd7a..18cbbcd20 100644
--- a/nix/nix-1p/README.md
+++ b/nix/nix-1p/README.md
@@ -9,6 +9,9 @@ Unless otherwise specified, the word "Nix" refers only to the language below.
 Please file an issue if something in here confuses you or you think something
 important is missing.
 
+If you have Nix installed, you can try the examples below by running `nix repl`
+and entering code snippets there.
+
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 **Table of Contents**