diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb6b51d..e3819ac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,10 @@ SPDX-License-Identifier: MIT
 
 # Changelog for rusty-man
 
-## Unreleased
+## v0.4.2 (2021-06-06)
+
+This patch releases adds support for the new search index format (Rust 1.52.0
+and later).
 
 - Add `o` command for opening a documentation item to the tui viewer.
 - Add tests for Rust 1.48.0, 1.49.0, 1.50.0, 1.51.0, 1.52.0 and 1.52.1.
diff --git a/Cargo.lock b/Cargo.lock
index 6cdbe2d..05fb555 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1108,7 +1108,7 @@ dependencies = [
 
 [[package]]
 name = "rusty-man"
-version = "0.4.1"
+version = "0.4.2"
 dependencies = [
  "anyhow",
  "assert_cmd",
diff --git a/Cargo.toml b/Cargo.toml
index 67dc809..919adad 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@
 
 [package]
 name = "rusty-man"
-version = "0.4.1"
+version = "0.4.2"
 authors = ["Robin Krahl <robin.krahl@ireas.org>"]
 edition = "2018"
 description = "Command-line viewer for rustdoc documentation"
diff --git a/INSTALL.md b/INSTALL.md
index afa1a24..0ae9a4f 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -26,7 +26,7 @@ To compile rusty-man, you need Rust 1.40 or later.
    ```
 2. Optional:  Checkout the latest release:
    ```
-   $ git checkout v0.4.1
+   $ git checkout v0.4.2
    ```
 3. Optional:  Verify the signature of the latest commit:
    ```
@@ -47,18 +47,18 @@ To compile rusty-man, you need Rust 1.40 or later.
 1. Download the tarball for the latest rusty-man release (see the [release
    list][]) and optionally its signature:
    ```
-   $ curl -OJ "https://git.sr.ht/~ireas/rusty-man/archive/v0.4.1.tar.gz"
+   $ curl -OJ "https://git.sr.ht/~ireas/rusty-man/archive/v0.4.2.tar.gz"
    ```
 2. Optional:  Download and verify the signature of the tarball:
    ```
-   $ curl -O "https://git.sr.ht/~ireas/rusty-man/refs/v0.4.1/rusty-man-v0.4.1.tar.gz.asc"
+   $ curl -O "https://git.sr.ht/~ireas/rusty-man/refs/v0.4.2/rusty-man-v0.4.2.tar.gz.asc"
    $ curl -s "https://pgp.ireas.org/0x6D533958F070C57C.txt" | gpg --import
-   $ gpg --verify rusty-man-v0.4.1.tar.gz.asc
+   $ gpg --verify rusty-man-v0.4.2.tar.gz.asc
    ```
 3. Extract the tarball:
    ```
-   $ tar -xf rusty-man-v0.4.1.tar.gz
-   $ cd rusty-man-v0.4.1
+   $ tar -xf rusty-man-v0.4.2.tar.gz
+   $ cd rusty-man-v0.4.2
    ```
 4. Compile rusty-man:
    ```