diff --git a/CHANGELOG.md b/CHANGELOG.md
index 903e8ac..ea6a546 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## v0.9.1
+
+- impl Default for Lua
+- impl IntoLuaMulti for `std::result::Result<(), E>`
+- Fix using wrong userdata index after processing Variadic args (#311)
+
 ## v0.9.0
 
 Changes since v0.9.0-rc.3
diff --git a/Cargo.toml b/Cargo.toml
index e55f02d..eb7fbdd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "mlua"
-version = "0.9.0" # remember to update mlua_derive
+version = "0.9.1" # remember to update mlua_derive
 authors = ["Aleksandr Orlenko <zxteam@pm.me>", "kyren <catherine@chucklefish.org>"]
 rust-version = "1.71"
 edition = "2021"
diff --git a/README.md b/README.md
index 818c9a5..5957caf 100644
--- a/README.md
+++ b/README.md
@@ -117,7 +117,7 @@ Add to `Cargo.toml` :
 
 ``` toml
 [dependencies]
-mlua = { version = "0.9.0", features = ["lua54", "vendored"] }
+mlua = { version = "0.9.1", features = ["lua54", "vendored"] }
 ```
 
 `main.rs`
@@ -152,7 +152,7 @@ Add to `Cargo.toml` :
 crate-type = ["cdylib"]
 
 [dependencies]
-mlua = { version = "0.9.0", features = ["lua54", "module"] }
+mlua = { version = "0.9.1", features = ["lua54", "module"] }
 ```
 
 `lib.rs` :