diff --git a/.gitignore b/.gitignore
index 72fffdd..8793191 100644
--- a/.gitignore
+++ b/.gitignore
@@ -111,6 +111,5 @@ compiler/
 boilerplate/
 
 out/
-/bsv/
 
 .DS_Store
diff --git a/.npmignore b/.npmignore
index 0333274..633e14a 100644
--- a/.npmignore
+++ b/.npmignore
@@ -15,8 +15,6 @@ coverage
 .nyc_output
 docs
 *.log
-bsv.sh
-bsv/
 .github
 .mocharc.json
 .gitattributes
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ce1881..8819d2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # CHANGELOG
 
+
+## 2.2.2
+- Pump `@scrypt-inc/bsv` dependencies
+
+## 2.2.1
+
+- Pump default compiler version to `1.19.4`
+- Change `bsv` dependencies to `@scrypt-inc/bsv`, no bsv patch now
+- Add `optimize` option
+- No longer use source code to calculate md5, but script hex templete
+
 ## 2.2.0
 
 - Pump default compiler version to `1.19.4`
diff --git a/bsv.sh b/bsv.sh
deleted file mode 100755
index 8906180..0000000
--- a/bsv.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/sh
-set -e
-
-rm -rf ./bsv
-
-git clone --depth=1 https://github.com/sCrypt-Inc/bsv.git
-
-
-cp ./bsv/index.d.ts ./patches/bsv
-cp ./bsv/index.js ./patches/bsv
-
-
-cp -Rv ./bsv/lib ./patches/bsv
diff --git a/package-lock.json b/package-lock.json
index 2278610..e19ae11 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,18 +1,18 @@
 {
   "name": "scryptlib",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "scryptlib",
-      "version": "2.2.1",
+      "version": "2.2.2",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
         "@discoveryjs/json-ext": "^0.5.7",
         "@jridgewell/sourcemap-codec": "^1.4.15",
-        "@scrypt-inc/bsv": "^1.0.1",
+        "@scrypt-inc/bsv": "^1.0.2",
         "chalk": "2.4.2",
         "compare-versions": "^3.6.0",
         "find-node-modules": "^2.1.3",
@@ -642,9 +642,9 @@
       }
     },
     "node_modules/@scrypt-inc/bsv": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/@scrypt-inc/bsv/-/bsv-1.0.1.tgz",
-      "integrity": "sha512-F44y7CiSiXwSWroE7GGTacq2XvmcjRpaJmvfmq8BWqw3nmA4ODi1RUaMhDBj7OqnmEAaN5GQF2m33VKbR4HbVw==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/@scrypt-inc/bsv/-/bsv-1.0.2.tgz",
+      "integrity": "sha512-uegmZ6PieSoiQEjSysidII4z+JZKmJTh3K8P+KYvfstrH0mCzJOvsZXZllhYpwL0F3SfWhDvZ18PVQ3I18Gbmw==",
       "dependencies": {
         "aes-js": "^3.1.2",
         "assert": "^2.1.0",
diff --git a/package.json b/package.json
index 6c8f208..0a25fd3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "scryptlib",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "description": "Javascript SDK for integration of Bitcoin SV Smart Contracts written in sCrypt language.",
   "engines": {
     "node": ">=14.0.0"
@@ -63,7 +63,7 @@
   "dependencies": {
     "@discoveryjs/json-ext": "^0.5.7",
     "@jridgewell/sourcemap-codec": "^1.4.15",
-    "@scrypt-inc/bsv": "^1.0.1",
+    "@scrypt-inc/bsv": "^1.0.2",
     "chalk": "2.4.2",
     "compare-versions": "^3.6.0",
     "find-node-modules": "^2.1.3",
@@ -76,4 +76,4 @@
     "rimraf": "^3.0.2",
     "yargs": "^17.6.2"
   }
-}
+}
\ No newline at end of file