diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6837b9b6..eef12ab0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
         tool:
           # NOTE: Specifying the version of valgrind and wasm-pack is not supported.
           - cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cross,shellcheck,shfmt,valgrind,wasm-pack,wasmtime
-          - cargo-hack@0.5.12,cargo-llvm-cov@0.2.0,cargo-minimal-versions@0.1.3,parse-changelog@0.4.7,cross@0.2.1,shellcheck@0.8.0,shfmt@3.4.2,wasmtime@0.33.0
+          - cargo-hack@0.5.12,cargo-llvm-cov@0.2.0,cargo-minimal-versions@0.1.3,parse-changelog@0.4.7,cross@0.2.1,shellcheck@0.8.0,shfmt@3.4.2,wasmtime@0.34.0
         include:
           - os: macos-10.15
             tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cross,shellcheck,shfmt,wasm-pack,wasmtime
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6f9041a7..e5d6d9f5 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 `wasmtime@latest` to 0.34.0.
+
 ## [1.1.4] - 2022-02-06
 
 - Update `cargo-llvm-cov@latest` to 0.2.0.
diff --git a/main.sh b/main.sh
index e378ee5e..ecf371d0 100755
--- a/main.sh
+++ b/main.sh
@@ -164,7 +164,7 @@ for tool in "${tools[@]}"; do
             ;;
         wasmtime)
             # https://github.com/bytecodealliance/wasmtime/releases
-            latest_version="0.33.0"
+            latest_version="0.34.0"
             repo="bytecodealliance/wasmtime"
             case "${OSTYPE}" in
                 linux*) target="x86_64-linux" ;;