diff --git a/.github/workflows/code_checks.yaml b/.github/workflows/code_checks.yaml
index 3de71ee63d..26507db86c 100644
--- a/.github/workflows/code_checks.yaml
+++ b/.github/workflows/code_checks.yaml
@@ -96,6 +96,27 @@ jobs:
                         php build/box.phar info ../tmp/ecs.phar
                         ../tmp/ecs.phar
 
+                        cd ..
+
+                        # Deploy PHAR to https://github.com/Symplify/EasyCodingStandardPrefixed
+                        # reuse tmp/rector.phar from previous job
+                        git clone https://${ACCESS_TOKEN}@github.com/Symplify/EasyCodingStandardPrefixed.git > /dev/null 2>&1
+                        cp tmp/ecs.phar EasyCodingStandardPrefixed/ecs.phar
+                        cp tmp/ecs.phar EasyCodingStandardPrefixed/ecs
+                        cd EasyCodingStandardPrefixed
+                        git config user.email "action@github.com"
+                        git config user.name "Github Actions"
+                        git add ecs ecs.phar
+
+                        if [ "${TRAVIS_TAG}" != "" ]; then COMMIT_MSG="ECS ${TRAVIS_TAG}"; else COMMIT_MSG="Updated ECS to commit ${TRAVIS_COMMIT}"; fi
+
+                        git commit -m "${COMMIT_MSG}"
+                        git push --quiet origin master
+
+                        if [ "${TRAVIS_TAG}" != "" ]; then git tag "${TRAVIS_TAG}" && git push --quiet origin ${TRAVIS_TAG}; fi
+                    env:
+                        ACCESS_TOKEN: ${{ secrets.ACCESS_TOKEN }}
+
     binary_files:
         runs-on: ubuntu-latest
 
diff --git a/ecs.yaml b/ecs.yaml
index 15baa994dd..5c21d090fb 100644
--- a/ecs.yaml
+++ b/ecs.yaml
@@ -39,6 +39,8 @@ parameters:
         # tests
         - 'packages/*/tests/**Source/*.php'
         - 'packages/CodingStandard/tests/Fixer/Order/MethodOrderByTypeFixer/Wrong/*'
+        # own scope
+        - 'packages/EasyCodingStandard/compiler/build/scoper.inc.php'
 
     skip:
         # run form time to time, very slow and making many changes
diff --git a/packages/EasyCodingStandard/README.md b/packages/EasyCodingStandard/README.md
index 35b6023c64..2e2a741969 100644
--- a/packages/EasyCodingStandard/README.md
+++ b/packages/EasyCodingStandard/README.md
@@ -11,7 +11,7 @@
     <a href="https://github.com/lmc-eu/php-coding-standard"><img src="/docs/logos/lmc.png"></a>
     <img src="/docs/logos/space.png">
     <a href="https://github.com/nette/coding-standard"><img src="/docs/logos/nette.png"></a>
-    <img src="/docs/logos/space.png">
+    <br>
     <a href="https://github.com/shopsys/coding-standards"><img src="/docs/logos/shopsys.png"></a>
     <img src="/docs/logos/space.png">
     <a href="https://github.com/SyliusLabs/CodingStandard"><img src="/docs/logos/sylius.png"></a>
@@ -23,6 +23,7 @@
 - **2nd run under few seconds** with caching
 - [Skipping files](#ignore-what-you-cant-fix) for specific checkers
 - [Prepared checker sets](#use-prepared-checker-sets) - PSR12, Symfony, Common, Symplify and more...
+- Use [Prefixed version](https://github.com/Symplify/EasyCodingStandardPrefixed) to prevent conflicts on install
 
 Are you already using another tool?
 
diff --git a/packages/EasyCodingStandard/bin/ecs b/packages/EasyCodingStandard/bin/ecs
index 3f3aca788c..420284ce73 100755
--- a/packages/EasyCodingStandard/bin/ecs
+++ b/packages/EasyCodingStandard/bin/ecs
@@ -38,7 +38,7 @@ if ($inputConfig) {
 }
 
 // 2. --set CLI option
-$setInputConfig = $configResolver->resolveSetFromInputAndDirectory($input, __DIR__ . '/../config/set');
+$setInputConfig = $configResolver->resolveSetFromInputAndDirectory($input, Set::SET_DIRECTORY);
 if ($setInputConfig) {
     $configs[] = $setInputConfig;
 }
@@ -178,7 +178,7 @@ final class AutoloadIncluder
             return;
         }
 
-        require_once $phpCodeSnifferAutoload;
+        $this->loadIfNotLoadedYet($phpCodeSnifferAutoload, __METHOD__ . '()" on line ' . __LINE__);
 
         // initalize PHPCS tokens
         new Tokens();
diff --git a/packages/EasyCodingStandard/compiler/bin/compile b/packages/EasyCodingStandard/compiler/bin/compile
index e0958d32ae..28df674a4f 100755
--- a/packages/EasyCodingStandard/compiler/bin/compile
+++ b/packages/EasyCodingStandard/compiler/bin/compile
@@ -7,7 +7,7 @@ use Symplify\EasyCodingStandard\Compiler\Console\CompileCommand;
 use Symplify\EasyCodingStandard\Compiler\Process\CompileProcessFactory;
 use Symfony\Component\Console\Application;
 
-// use monorepo autoload.php
+// use EasyCodingStandard package autoload.php
 require_once __DIR__ . '/../vendor/autoload.php';
 
 $compileCommand = new CompileCommand(
diff --git a/packages/EasyCodingStandard/compiler/build/box.phar b/packages/EasyCodingStandard/compiler/build/box.phar
old mode 100644
new mode 100755
diff --git a/packages/EasyCodingStandard/compiler/build/scoper.inc.php b/packages/EasyCodingStandard/compiler/build/scoper.inc.php
index 8357ece4d9..1f434de1ee 100644
--- a/packages/EasyCodingStandard/compiler/build/scoper.inc.php
+++ b/packages/EasyCodingStandard/compiler/build/scoper.inc.php
@@ -15,5 +15,8 @@ function (string $filePath, string $prefix, string $content): string {
             return str_replace('__DIR__ . \'/..', '\'phar://ecs.phar', $content);
         },
     ],
-    'whitelist' => ['Symplify\*', 'PHP_CodeSniffer\*', 'PhpCsFixer\*'],
+    'whitelist' => [
+        // needed for autoload, that is not prefixed, since it's in bin/* file
+        'Symplify\*',
+    ],
 ];