diff --git a/tower-util/CHANGELOG.md b/tower-util/CHANGELOG.md
index d356849..2bd2913 100644
--- a/tower-util/CHANGELOG.md
+++ b/tower-util/CHANGELOG.md
@@ -1,3 +1,13 @@
+# 0.3.1 (March 23, 2020)
+
+- Adds `ReadyAnd` and `ServiceExt::ready_and`, which yield `&mut` to the
+  service when it is ready (#427).
+- Adds `ReadyOneshot` and `ServiceExt::ready_oneshot`, which yield the
+  service when it is ready (#427).
+- Updates `Ready` and `ServiceExt::ready` documentation to reflect that
+  they do not yield the service, just unit, when the service is ready
+  (#427).
+
 # 0.3.0 (December 19, 2019)
 
 - Update to `tower-serivce 0.3`
diff --git a/tower-util/Cargo.toml b/tower-util/Cargo.toml
index c131600..6fa4a41 100644
--- a/tower-util/Cargo.toml
+++ b/tower-util/Cargo.toml
@@ -9,13 +9,13 @@ name = "tower-util"
 #   - README.md
 # - Update CHANGELOG.md.
 # - Create "v0.3.x" git tag.
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Tower Maintainers <team@tower-rs.com>"]
 license = "MIT"
 readme = "README.md"
 repository = "https://github.com/tower-rs/tower"
 homepage = "https://github.com/tower-rs/tower"
-documentation = "https://docs.rs/tower-util/0.3.0-alpha.2"
+documentation = "https://docs.rs/tower-util/0.3.1"
 description = """
 Utilities for working with `Service`.
 """
diff --git a/tower-util/src/lib.rs b/tower-util/src/lib.rs
index 60b5a69..30b505e 100644
--- a/tower-util/src/lib.rs
+++ b/tower-util/src/lib.rs
@@ -1,4 +1,4 @@
-#![doc(html_root_url = "https://docs.rs/tower-util/0.3.0")]
+#![doc(html_root_url = "https://docs.rs/tower-util/0.3.1")]
 #![warn(
     missing_debug_implementations,
     missing_docs,