diff --git a/Cargo.toml b/Cargo.toml
index 5d2975a..21d85bc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,27 +2,27 @@
 name = "axum-htmx"
 authors = ["Rob Wagner <rob@sombia.com>"]
 license = "MIT OR Apache-2.0"
-description = "A set of htmx extractors and request guards for axum."
+description = "A set of htmx extractors, responders, and request guards for axum."
 repository = "https://github.com/robertwayne/axum-htmx"
 categories = ["web-programming"]
 keywords = ["axum", "htmx"]
 readme = "README.md"
-version = "0.3.1"
+version = "0.4.0"
 edition = "2021"
 
 [features]
-default = [ ]
+default = []
 guards = ["tower", "futures-core", "pin-project-lite"]
-serde = [ "dep:serde", "dep:serde_json" ]
+serde = ["dep:serde", "dep:serde_json"]
 
 [dependencies]
 axum = { git = "https://github.com/tokio-rs/axum", branch = "main", default-features = false }
 
-# Optional dependencies
+# Optional dependencies required for the `guards` feature.
 tower = { version = "0.4", default-features = false, optional = true }
 futures-core = { version = "0.3", optional = true }
 pin-project-lite = { version = "0.2", optional = true }
 
+# Optional dependencies required for the `serde` feature.
 serde = { version = "1.0", features = ["derive"], optional = true }
 serde_json = { version = "1.0", optional = true }
-