diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 52189d93..2683096e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
           # Note: Specifying the version of valgrind and wasm-pack is not supported.
           # cargo-watch is supported by cargo-binstall (through quickinstall)
           - cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cross,nextest,shellcheck,shfmt,valgrind,wasm-pack,wasmtime,mdbook,cargo-watch
-          - cargo-hack@0.5.14,cargo-llvm-cov@0.4.8,cargo-minimal-versions@0.1.4,parse-changelog@0.4.8,cross@0.2.2,nextest@0.9.11,shellcheck@0.8.0,shfmt@3.5.1,wasmtime@0.38.1,mdbook@0.4.19,cargo-watch@8.1.1
+          - cargo-hack@0.5.14,cargo-llvm-cov@0.4.9,cargo-minimal-versions@0.1.4,parse-changelog@0.4.8,cross@0.2.2,nextest@0.9.11,shellcheck@0.8.0,shfmt@3.5.1,wasmtime@0.38.1,mdbook@0.4.19,cargo-watch@8.1.1
           # Nextest supports basic version ranges as well
           - nextest@0.9
         include:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f245980..78ff4500 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+- Update `cargo-llvm-cov@latest` to 0.4.9.
+
 ## [1.5.2] - 2022-07-02
 
 - Update `cross@latest` to 0.2.2.
diff --git a/main.sh b/main.sh
index b3a08dd1..2899e1c9 100755
--- a/main.sh
+++ b/main.sh
@@ -129,7 +129,7 @@ for tool in "${tools[@]}"; do
                 # https://github.com/taiki-e/cargo-hack/releases
                 cargo-hack) latest_version="0.5.14" ;;
                 # https://github.com/taiki-e/cargo-llvm-cov/releases
-                cargo-llvm-cov) latest_version="0.4.8" ;;
+                cargo-llvm-cov) latest_version="0.4.9" ;;
                 # https://github.com/taiki-e/cargo-minimal-versions/releases
                 cargo-minimal-versions) latest_version="0.1.4" ;;
                 # https://github.com/taiki-e/parse-changelog/releases