diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ff20e4..3124ab3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## [0.1.8] - 2022-05-15
+
+- support ruby.wasm nightly 2022-05-20-a or above
+- support initializing VM without fetch (initVmFromRubyModule)
+
 ## [0.1.7] - 2022-05-15
 
 - translation
diff --git a/gem/Gemfile.lock b/gem/Gemfile.lock
index 9c8b1fe..a8e29b9 100644
--- a/gem/Gemfile.lock
+++ b/gem/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    bormashino (0.1.7)
+    bormashino (0.1.8)
       json_pure (~> 2.6, >= 2.6.1)
       os (~> 1.1, >= 1.1.4)
       ruby2_keywords (= 0.0.4)
diff --git a/gem/lib/bormashino/version.rb b/gem/lib/bormashino/version.rb
index ef00aee..a246260 100644
--- a/gem/lib/bormashino/version.rb
+++ b/gem/lib/bormashino/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Bormashino
-  VERSION = '0.1.7'
+  VERSION = '0.1.8'
 end
diff --git a/npm/package-lock.json b/npm/package-lock.json
index 9d0e52d..393fb61 100644
--- a/npm/package-lock.json
+++ b/npm/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "bormashino",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "bormashino",
-      "version": "0.1.7",
+      "version": "0.1.8",
       "license": "MIT",
       "dependencies": {
         "@wasmer/wasi": "0.12.0",
diff --git a/npm/package.json b/npm/package.json
index 4273785..b6b6c53 100644
--- a/npm/package.json
+++ b/npm/package.json
@@ -2,7 +2,7 @@
   "name": "bormashino",
   "description": "The package to build SPAs with Ruby",
   "homepage": "https://github.com/keyasuda/bormashino",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "main": "src/index.js",
   "scripts": {
     "test": "jest --notify src/",
diff --git a/test-app/Gemfile.lock b/test-app/Gemfile.lock
index ae94b0d..c2f5771 100644
--- a/test-app/Gemfile.lock
+++ b/test-app/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: ../gem
   specs:
-    bormashino (0.1.7)
+    bormashino (0.1.8)
       json_pure (~> 2.6, >= 2.6.1)
       os (~> 1.1, >= 1.1.4)
       ruby2_keywords (= 0.0.4)
diff --git a/test-app/package-lock.json b/test-app/package-lock.json
index b43ff01..d188f5c 100644
--- a/test-app/package-lock.json
+++ b/test-app/package-lock.json
@@ -15,19 +15,19 @@
     },
     "../npm": {
       "name": "bormashino",
-      "version": "0.1.7",
+      "version": "0.1.8",
       "license": "MIT",
       "dependencies": {
         "@wasmer/wasi": "0.12.0",
         "@wasmer/wasmfs": "^0.12.0",
         "html5-history-router": "^1.1.0",
-        "ruby-head-wasm-wasi": "0.3.0-2022-05-30-a"
+        "ruby-head-wasm-wasi": ">= 0.3.0-2022-05-30-a < 0.3.0"
       },
       "devDependencies": {
         "@babel/core": "^7.17.10",
         "@babel/preset-env": "^7.17.10",
-        "jest": "^28.0.2",
-        "jest-environment-jsdom": "^28.0.2",
+        "jest": "^28.1.0",
+        "jest-environment-jsdom": "^28.1.0",
         "node-notifier": "^10.0.1"
       }
     },
@@ -3409,10 +3409,10 @@
         "@wasmer/wasi": "0.12.0",
         "@wasmer/wasmfs": "^0.12.0",
         "html5-history-router": "^1.1.0",
-        "jest": "^28.0.2",
-        "jest-environment-jsdom": "^28.0.2",
+        "jest": "^28.1.0",
+        "jest-environment-jsdom": "^28.1.0",
         "node-notifier": "^10.0.1",
-        "ruby-head-wasm-wasi": "0.3.0-2022-05-30-a"
+        "ruby-head-wasm-wasi": ">= 0.3.0-2022-05-30-a < 0.3.0"
       }
     },
     "browserslist": {