diff --git a/doc/manual/src/release-notes/rl-next.md b/doc/manual/src/release-notes/rl-next.md
index 5749f3924..9684a70d4 100644
--- a/doc/manual/src/release-notes/rl-next.md
+++ b/doc/manual/src/release-notes/rl-next.md
@@ -7,3 +7,5 @@
   with other commands that use `--file` and `--expr`. Primary breaking change
   is for the common usage of `nix repl '<nixpkgs>'` which can be recovered with
   `nix repl --file '<nixpkgs>'` or `nix repl --expr 'import <nixpkgs>{}'`
+  
+  This is currently guarded by the 'repl-flake' experimental feature
diff --git a/src/nix/repl.md b/src/nix/repl.md
index 6a526f7d0..23ef0f4e6 100644
--- a/src/nix/repl.md
+++ b/src/nix/repl.md
@@ -36,7 +36,7 @@ R""(
   Loading Installable ''...
   Added 1 variables.
 
-  # nix repl nixpkgs
+  # nix repl --extra_experimental_features 'flakes repl-flake' nixpkgs
   Loading Installable 'flake:nixpkgs#'...
   Added 5 variables.