diff --git a/README.md b/README.md
index 26c8323d5..2a2fc079c 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,7 @@ Customization
 
 - To enable more the plugins, customize the plugins array in your
   `~/.zshrc`
-- To change themes, change the `:omg:style` zstyle `~/.zshrc`.
+- To change themes, change the `:omz:style` zstyle `~/.zshrc`.
 
 If you want to override any of the default behaviour, just add a new
 file (ending in `.zsh`) into the `~/.omz/` directory. If you have many