diff --git a/README.md b/README.md
index 7602c29..f3b61af 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ $ xdg-open <path-or-url> || gio open <path-or-url> || gnome-open <path-or-url> |
 Add this to your Cargo.toml
 ```toml
 [dependencies]
-open = "4"
+open = "5"
 ```
 …and open something using…
 ```Rust