diff --git a/composer.json b/composer.json
index c953fdedf..77d8e6227 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
 		"vektor-inc/vk-color-palette-manager": "^0.4.0",
 		"vektor-inc/vk-breadcrumb": "^0.2.5",
 		"vektor-inc/vk-term-color": "^0.4.0",
-		"vektor-inc/vk-css-optimize": "^0.0.0"
+		"vektor-inc/vk-css-optimize": "^0.1.0"
 	},
 	"require-dev": {
 		"squizlabs/php_codesniffer": "*",
@@ -41,4 +41,4 @@
 			"dealerdirect/phpcodesniffer-composer-installer": true
 		}
 	}
-}
+}
\ No newline at end of file
diff --git a/composer.lock b/composer.lock
index aaf41336f..a1d7c3966 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "95e08bb08cd047e1eae012c551f00d7c",
+    "content-hash": "cd6623ee3cc1f5c25de83da6222742a5",
     "packages": [
         {
             "name": "tgmpa/tgm-plugin-activation",
@@ -198,16 +198,16 @@
         },
         {
             "name": "vektor-inc/vk-css-optimize",
-            "version": "0.0.0",
+            "version": "0.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/vektor-inc/vk-css-optimize.git",
-                "reference": "0dd333ef9cd60955b0a0aed8c89270b1cca4b4b6"
+                "reference": "6839458af1734d28381e50b8eb51ea3d5a47dc11"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/vektor-inc/vk-css-optimize/zipball/0dd333ef9cd60955b0a0aed8c89270b1cca4b4b6",
-                "reference": "0dd333ef9cd60955b0a0aed8c89270b1cca4b4b6",
+                "url": "https://api.github.com/repos/vektor-inc/vk-css-optimize/zipball/6839458af1734d28381e50b8eb51ea3d5a47dc11",
+                "reference": "6839458af1734d28381e50b8eb51ea3d5a47dc11",
                 "shasum": ""
             },
             "require-dev": {
@@ -233,9 +233,9 @@
             "description": "WordPress CSS Optimize",
             "support": {
                 "issues": "https://github.com/vektor-inc/vk-css-optimize/issues",
-                "source": "https://github.com/vektor-inc/vk-css-optimize/tree/0.0.0"
+                "source": "https://github.com/vektor-inc/vk-css-optimize/tree/0.1.0"
             },
-            "time": "2022-12-27T12:20:08+00:00"
+            "time": "2023-01-30T15:01:31+00:00"
         },
         {
             "name": "vektor-inc/vk-helpers",
@@ -365,35 +365,38 @@
     "packages-dev": [
         {
             "name": "dealerdirect/phpcodesniffer-composer-installer",
-            "version": "v0.7.2",
+            "version": "v1.0.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/Dealerdirect/phpcodesniffer-composer-installer.git",
-                "reference": "1c968e542d8843d7cd71de3c5c9c3ff3ad71a1db"
+                "url": "https://github.com/PHPCSStandards/composer-installer.git",
+                "reference": "4be43904336affa5c2f70744a348312336afd0da"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Dealerdirect/phpcodesniffer-composer-installer/zipball/1c968e542d8843d7cd71de3c5c9c3ff3ad71a1db",
-                "reference": "1c968e542d8843d7cd71de3c5c9c3ff3ad71a1db",
+                "url": "https://api.github.com/repos/PHPCSStandards/composer-installer/zipball/4be43904336affa5c2f70744a348312336afd0da",
+                "reference": "4be43904336affa5c2f70744a348312336afd0da",
                 "shasum": ""
             },
             "require": {
                 "composer-plugin-api": "^1.0 || ^2.0",
-                "php": ">=5.3",
+                "php": ">=5.4",
                 "squizlabs/php_codesniffer": "^2.0 || ^3.1.0 || ^4.0"
             },
             "require-dev": {
                 "composer/composer": "*",
+                "ext-json": "*",
+                "ext-zip": "*",
                 "php-parallel-lint/php-parallel-lint": "^1.3.1",
-                "phpcompatibility/php-compatibility": "^9.0"
+                "phpcompatibility/php-compatibility": "^9.0",
+                "yoast/phpunit-polyfills": "^1.0"
             },
             "type": "composer-plugin",
             "extra": {
-                "class": "Dealerdirect\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\Plugin"
+                "class": "PHPCSStandards\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\Plugin"
             },
             "autoload": {
                 "psr-4": {
-                    "Dealerdirect\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\": "src/"
+                    "PHPCSStandards\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\": "src/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -409,7 +412,7 @@
                 },
                 {
                     "name": "Contributors",
-                    "homepage": "https://github.com/Dealerdirect/phpcodesniffer-composer-installer/graphs/contributors"
+                    "homepage": "https://github.com/PHPCSStandards/composer-installer/graphs/contributors"
                 }
             ],
             "description": "PHP_CodeSniffer Standards Composer Installer Plugin",
@@ -433,37 +436,37 @@
                 "tests"
             ],
             "support": {
-                "issues": "https://github.com/dealerdirect/phpcodesniffer-composer-installer/issues",
-                "source": "https://github.com/dealerdirect/phpcodesniffer-composer-installer"
+                "issues": "https://github.com/PHPCSStandards/composer-installer/issues",
+                "source": "https://github.com/PHPCSStandards/composer-installer"
             },
-            "time": "2022-02-04T12:51:07+00:00"
+            "time": "2023-01-05T11:28:13+00:00"
         },
         {
             "name": "doctrine/instantiator",
-            "version": "1.4.1",
+            "version": "1.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/instantiator.git",
-                "reference": "10dcfce151b967d20fde1b34ae6640712c3891bc"
+                "reference": "0a0fa9780f5d4e507415a065172d26a98d02047b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/10dcfce151b967d20fde1b34ae6640712c3891bc",
-                "reference": "10dcfce151b967d20fde1b34ae6640712c3891bc",
+                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/0a0fa9780f5d4e507415a065172d26a98d02047b",
+                "reference": "0a0fa9780f5d4e507415a065172d26a98d02047b",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.1 || ^8.0"
             },
             "require-dev": {
-                "doctrine/coding-standard": "^9",
+                "doctrine/coding-standard": "^9 || ^11",
                 "ext-pdo": "*",
                 "ext-phar": "*",
                 "phpbench/phpbench": "^0.16 || ^1",
                 "phpstan/phpstan": "^1.4",
                 "phpstan/phpstan-phpunit": "^1",
                 "phpunit/phpunit": "^7.5 || ^8.5 || ^9.5",
-                "vimeo/psalm": "^4.22"
+                "vimeo/psalm": "^4.30 || ^5.4"
             },
             "type": "library",
             "autoload": {
@@ -490,7 +493,7 @@
             ],
             "support": {
                 "issues": "https://github.com/doctrine/instantiator/issues",
-                "source": "https://github.com/doctrine/instantiator/tree/1.4.1"
+                "source": "https://github.com/doctrine/instantiator/tree/1.5.0"
             },
             "funding": [
                 {
@@ -506,7 +509,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-03-03T08:28:38+00:00"
+            "time": "2022-12-30T00:15:36+00:00"
         },
         {
             "name": "myclabs/deep-copy",
@@ -569,16 +572,16 @@
         },
         {
             "name": "nikic/php-parser",
-            "version": "v4.15.2",
+            "version": "v4.15.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/nikic/PHP-Parser.git",
-                "reference": "f59bbe44bf7d96f24f3e2b4ddc21cd52c1d2adbc"
+                "reference": "570e980a201d8ed0236b0a62ddf2c9cbb2034039"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/f59bbe44bf7d96f24f3e2b4ddc21cd52c1d2adbc",
-                "reference": "f59bbe44bf7d96f24f3e2b4ddc21cd52c1d2adbc",
+                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/570e980a201d8ed0236b0a62ddf2c9cbb2034039",
+                "reference": "570e980a201d8ed0236b0a62ddf2c9cbb2034039",
                 "shasum": ""
             },
             "require": {
@@ -619,9 +622,9 @@
             ],
             "support": {
                 "issues": "https://github.com/nikic/PHP-Parser/issues",
-                "source": "https://github.com/nikic/PHP-Parser/tree/v4.15.2"
+                "source": "https://github.com/nikic/PHP-Parser/tree/v4.15.3"
             },
-            "time": "2022-11-12T15:38:23+00:00"
+            "time": "2023-01-16T22:05:37+00:00"
         },
         {
             "name": "phar-io/manifest",
@@ -910,16 +913,16 @@
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "9.2.22",
+            "version": "9.2.24",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "e4bf60d2220b4baaa0572986b5d69870226b06df"
+                "reference": "2cf940ebc6355a9d430462811b5aaa308b174bed"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/e4bf60d2220b4baaa0572986b5d69870226b06df",
-                "reference": "e4bf60d2220b4baaa0572986b5d69870226b06df",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/2cf940ebc6355a9d430462811b5aaa308b174bed",
+                "reference": "2cf940ebc6355a9d430462811b5aaa308b174bed",
                 "shasum": ""
             },
             "require": {
@@ -975,7 +978,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/php-code-coverage/issues",
-                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/9.2.22"
+                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/9.2.24"
             },
             "funding": [
                 {
@@ -983,7 +986,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2022-12-18T16:40:55+00:00"
+            "time": "2023-01-26T08:26:55+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -1228,20 +1231,20 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "9.5.27",
+            "version": "9.5.28",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "a2bc7ffdca99f92d959b3f2270529334030bba38"
+                "reference": "954ca3113a03bf780d22f07bf055d883ee04b65e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/a2bc7ffdca99f92d959b3f2270529334030bba38",
-                "reference": "a2bc7ffdca99f92d959b3f2270529334030bba38",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/954ca3113a03bf780d22f07bf055d883ee04b65e",
+                "reference": "954ca3113a03bf780d22f07bf055d883ee04b65e",
                 "shasum": ""
             },
             "require": {
-                "doctrine/instantiator": "^1.3.1",
+                "doctrine/instantiator": "^1.3.1 || ^2",
                 "ext-dom": "*",
                 "ext-json": "*",
                 "ext-libxml": "*",
@@ -1310,7 +1313,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.27"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.28"
             },
             "funding": [
                 {
@@ -1326,7 +1329,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-12-09T07:31:23+00:00"
+            "time": "2023-01-14T12:32:24+00:00"
         },
         {
             "name": "sebastian/cli-parser",
@@ -2294,16 +2297,16 @@
         },
         {
             "name": "sirbrillig/phpcs-variable-analysis",
-            "version": "v2.11.9",
+            "version": "v2.11.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sirbrillig/phpcs-variable-analysis.git",
-                "reference": "62730888d225d55a613854b6a76fb1f9f57d1618"
+                "reference": "0f25a3766f26df91d6bdda0c8931303fc85499d7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sirbrillig/phpcs-variable-analysis/zipball/62730888d225d55a613854b6a76fb1f9f57d1618",
-                "reference": "62730888d225d55a613854b6a76fb1f9f57d1618",
+                "url": "https://api.github.com/repos/sirbrillig/phpcs-variable-analysis/zipball/0f25a3766f26df91d6bdda0c8931303fc85499d7",
+                "reference": "0f25a3766f26df91d6bdda0c8931303fc85499d7",
                 "shasum": ""
             },
             "require": {
@@ -2311,7 +2314,7 @@
                 "squizlabs/php_codesniffer": "^3.5.6"
             },
             "require-dev": {
-                "dealerdirect/phpcodesniffer-composer-installer": "^0.7.0",
+                "dealerdirect/phpcodesniffer-composer-installer": "^0.7 || ^1.0",
                 "phpcsstandards/phpcsdevcs": "^1.1",
                 "phpstan/phpstan": "^1.7",
                 "phpunit/phpunit": "^4.8.36 || ^5.7.21 || ^6.5 || ^7.0 || ^8.0 || ^9.0",
@@ -2348,7 +2351,7 @@
                 "source": "https://github.com/sirbrillig/phpcs-variable-analysis",
                 "wiki": "https://github.com/sirbrillig/phpcs-variable-analysis/wiki"
             },
-            "time": "2022-10-05T23:31:46+00:00"
+            "time": "2023-01-05T18:45:16+00:00"
         },
         {
             "name": "squizlabs/php_codesniffer",
diff --git a/readme.txt b/readme.txt
index fd09751f9..f4421bc5a 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Donate link:
 Tags: Gutenberg,FAQ,alert
 Requires at least: 5.9
 Tested up to: 6.1.0
-Stable tag: 1.48.1.1
+Stable tag: 1.50.0.1
 Requires PHP: 7.2
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
@@ -64,6 +64,9 @@ e.g.
 
 == Changelog ==
 
+= 1.50.１ =
+[ Other ] CSS Optimize ( Tree Shaking ) Library update
+
 = 1.50.0 =
 [ Add Function ][ Slider ] Add Slider per view Setting for Mobile, Tablet, PC.
 
diff --git a/src/components/advanced-media-upload/index.js b/src/components/advanced-media-upload/index.js
index acca1ba0a..69e3cca77 100644
--- a/src/components/advanced-media-upload/index.js
+++ b/src/components/advanced-media-upload/index.js
@@ -8,7 +8,7 @@ export const AdvancedMediaUpload = (props) => {
 	const { schema, clientId, setAttributes, attributes } = props;
 
 	const deleteImgBtn = () => {
-		dispatch('core/editor').updateBlockAttributes(clientId, {
+		dispatch('core/block-editor').updateBlockAttributes(clientId, {
 			[schema]: null,
 		});
 	};
diff --git a/vk-blocks.php b/vk-blocks.php
index 5172523fa..a8e6fb57f 100644
--- a/vk-blocks.php
+++ b/vk-blocks.php
@@ -3,8 +3,8 @@
  * Plugin Name: VK Blocks Pro
  * Plugin URI: https://github.com/vektor-inc/vk-blocks
  * Description: This is a plugin that extends Gutenberg's blocks.
- * Version: 1.50.0.0
- * Stable tag: 1.48.1.1
+ * Version: 1.50.1.0
+ * Stable tag: 1.50.0.1
  * Requires at least: 5.9
  * Author: Vektor,Inc.
  * Author URI: https://vektor-inc.co.jp