diff --git a/README.md b/README.md
index 84c0d33..31614ee 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ to use this crate in your project, add the following line to your `Cargo.toml`
 in the `[dependencies]` section:
 
 ```toml
-simple-server = "0.3.0"
+simple-server = "0.4.0"
 ```
 
 to see this crate in action, check out the [examples].