diff --git a/README.md b/README.md
index 6fbdb7f..d67bf77 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ Add the following to Cargo.toml:
 
 ```toml
 jsonwebtoken = "2"
-serde_derive = "0.9"
+serde_derive = "1.0"
 ```
 
 ## How to use