diff --git a/readme.md b/readme.md
index b96216b..0d1f79e 100644
--- a/readme.md
+++ b/readme.md
@@ -23,7 +23,7 @@ Install and run a local Livebook in `attached` mode and automatically grab my
 code:
 
 ```fish
-env LIVEBOOK_PORT=5588 LIVEBOOK_IFRAME_PORT=5589 \
+env LIVEBOOK_PORT=5560 LIVEBOOK_IFRAME_PORT=5561 \
   LIVEBOOK_HOME=(pwd) LIVEBOOK_IP=0.0.0.0 \
   livebook server --default-runtime mix --no-token
 ```