diff --git a/.gitignore b/.gitignore
index a9d37c5..a74a373 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
-target
-Cargo.lock
+/target
+# this is a library
+/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
index 3468773..9c343c9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "bit-set"
-version = "0.7.0"
+version = "0.8.0"
 authors = ["Alexis Beingessner <a.beingessner@gmail.com>"]
 license = "Apache-2.0 OR MIT"
 description = "A set of bits"
@@ -15,7 +15,7 @@ edition = "2015"
 serde = { version = "1.0", features = ["derive"], optional = true }
 
 [dependencies.bit-vec]
-version = "0.7.0"
+version = "0.8.0"
 default-features = false
 
 [dev-dependencies]
diff --git a/README.md b/README.md
index 668ab25..28a9adb 100644
--- a/README.md
+++ b/README.md
@@ -19,13 +19,13 @@
 
 [crates.io shield]: https://img.shields.io/crates/v/bit-set?label=latest
 [crates.io link]: https://crates.io/crates/bit-set
-[docs.rs badge]: https://docs.rs/bit-set/badge.svg?version=0.7.0
-[docs.rs link]: https://docs.rs/bit-set/0.7.0/bit_set/
+[docs.rs badge]: https://docs.rs/bit-set/badge.svg?version=0.8.0
+[docs.rs link]: https://docs.rs/bit-set/0.8.0/bit_set/
 [github ci badge]: https://github.com/contain-rs/linked-hash-map/workflows/Rust/badge.svg?branch=master
 [rustc 1.0+]: https://img.shields.io/badge/rustc-1.0%2B-blue.svg
 [Rust 1.0]: https://blog.rust-lang.org/2015/05/15/Rust-1.0.html
-[deps.rs status]: https://deps.rs/crate/bit-set/0.7.0/status.svg
-[deps.rs link]: https://deps.rs/crate/bit-set/0.7.0
+[deps.rs status]: https://deps.rs/crate/bit-set/0.8.0/status.svg
+[deps.rs link]: https://deps.rs/crate/bit-set/0.8.0
 [shields.io download count]: https://img.shields.io/crates/d/bit-set.svg
 
 ## Usage
@@ -34,7 +34,7 @@ Add this to your Cargo.toml:
 
 ```toml
 [dependencies]
-bit-set = "0.5"
+bit-set = "0.8"
 ```
 
 Since Rust 2018, `extern crate` is no longer mandatory. If your edition is old (Rust 2015),
@@ -44,11 +44,18 @@ add this to your crate root:
 extern crate bit_set;
 ```
 
+If you want to use `serde`, enable it with the `serde` feature:
+
+```toml
+[dependencies]
+bit-set = { version = "0.8", features = ["serde"] }
+```
+
 If you want to use bit-set in a program that has `#![no_std]`, just drop default features:
 
 ```toml
 [dependencies]
-bit-set = { version = "0.5", default-features = false }
+bit-set = { version = "0.8", default-features = false }
 ```
 
 <!-- cargo-rdme start -->
diff --git a/src/lib.rs b/src/lib.rs
index c092d9a..30bf8ce 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -48,7 +48,7 @@
 //! let bv = s.into_bit_vec();
 //! assert!(bv[3]);
 //! ```
-#![doc(html_root_url = "https://docs.rs/bit-set/0.7.0")]
+#![doc(html_root_url = "https://docs.rs/bit-set/0.8.0")]
 #![no_std]
 
 extern crate bit_vec;