diff --git a/README.md b/README.md
index c4c219c..7f28b47 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ defined in your program.
 ```toml
 [dependencies]
 serde = { version = "1.0", features = ["derive"] }
-serde_yaml_ng = "0.9"
+serde_yaml_ng = "0.10"
 ```
 
 Structs serialize in the obvious way: