diff --git a/README.md b/README.md
index 6dc4c69..8503836 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ If you followed installation instructions, psalm-plugin command would added plug
     <!--  project configuration -->
 
     <plugins>
-        <pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin" />
+        <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin" />
     </plugins>
 </psalm>
 ```
@@ -34,7 +34,7 @@ If you followed installation instructions, psalm-plugin command would added plug
 To be able to detect return types of services using ID (generally starts with `@` in Symfony YAML config files. Ex: `logger` service)
 `containerXml` must be provided. Example:
 ```xml
-<pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin">
+<pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin">
     <containerXml>var/cache/dev/App_KernelDevDebugContainer.xml</containerXml>
 </pluginClass>
 ```
diff --git a/composer.json b/composer.json
index a4a7d8f..f72b962 100644
--- a/composer.json
+++ b/composer.json
@@ -22,18 +22,18 @@
     },
     "autoload": {
         "psr-4": {
-            "Seferov\\SymfonyPsalmPlugin\\": "src"
+            "Psalm\\SymfonyPsalmPlugin\\": "src"
         }
     },
     "autoload-dev": {
         "psr-4": {
-            "Seferov\\SymfonyPsalmPlugin\\Tests\\Acceptance\\": ["tests/acceptance/_support"],
-            "Seferov\\SymfonyPsalmPlugin\\Tests\\": ["tests/unit"]
+            "Psalm\\SymfonyPsalmPlugin\\Tests\\Acceptance\\": ["tests/acceptance/_support"],
+            "Psalm\\SymfonyPsalmPlugin\\Tests\\": ["tests/unit"]
         }
     },
     "extra": {
         "psalm" : {
-            "pluginClass": "Seferov\\SymfonyPsalmPlugin\\Plugin"
+            "pluginClass": "Psalm\\SymfonyPsalmPlugin\\Plugin"
         }
     },
     "scripts": {
diff --git a/src/Handler/ClassHandler.php b/src/Handler/ClassHandler.php
index a98dd2c..ed0c678 100644
--- a/src/Handler/ClassHandler.php
+++ b/src/Handler/ClassHandler.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Handler;
+namespace Psalm\SymfonyPsalmPlugin\Handler;
 
 use PhpParser\Node;
 use PhpParser\Node\Expr;
@@ -14,8 +14,8 @@ use Psalm\Plugin\Hook\AfterMethodCallAnalysisInterface;
 use Psalm\StatementsSource;
 use Psalm\Storage\ClassLikeStorage;
 use Psalm\Type\Union;
-use Seferov\SymfonyPsalmPlugin\Issue\ContainerDependency;
-use Seferov\SymfonyPsalmPlugin\Issue\RepositoryStringShortcut;
+use Psalm\SymfonyPsalmPlugin\Issue\ContainerDependency;
+use Psalm\SymfonyPsalmPlugin\Issue\RepositoryStringShortcut;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 class ClassHandler implements AfterClassLikeAnalysisInterface, AfterMethodCallAnalysisInterface
diff --git a/src/Handler/ContainerHandler.php b/src/Handler/ContainerHandler.php
index bcd8f8e..85b268b 100644
--- a/src/Handler/ContainerHandler.php
+++ b/src/Handler/ContainerHandler.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Handler;
+namespace Psalm\SymfonyPsalmPlugin\Handler;
 
 use PhpParser\Node\Expr;
 use PhpParser\Node\Expr\ClassConstFetch;
diff --git a/src/Handler/ContainerXmlHandler.php b/src/Handler/ContainerXmlHandler.php
index adca567..9cb3109 100644
--- a/src/Handler/ContainerXmlHandler.php
+++ b/src/Handler/ContainerXmlHandler.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Handler;
+namespace Psalm\SymfonyPsalmPlugin\Handler;
 
 use PhpParser\Node\Expr;
 use PhpParser\Node\Expr\ClassConstFetch;
@@ -13,9 +13,9 @@ use Psalm\Plugin\Hook\AfterMethodCallAnalysisInterface;
 use Psalm\StatementsSource;
 use Psalm\Type\Atomic\TNamedObject;
 use Psalm\Type\Union;
-use Seferov\SymfonyPsalmPlugin\Issue\PrivateService;
-use Seferov\SymfonyPsalmPlugin\Issue\ServiceNotFound;
-use Seferov\SymfonyPsalmPlugin\Symfony\ContainerMeta;
+use Psalm\SymfonyPsalmPlugin\Issue\PrivateService;
+use Psalm\SymfonyPsalmPlugin\Issue\ServiceNotFound;
+use Psalm\SymfonyPsalmPlugin\Symfony\ContainerMeta;
 
 class ContainerXmlHandler implements AfterMethodCallAnalysisInterface
 {
@@ -56,7 +56,7 @@ class ContainerXmlHandler implements AfterMethodCallAnalysisInterface
         }
 
         if (!self::$containerMeta) {
-            throw new \Exception('\Seferov\SymfonyPsalmPlugin\Handler\ContainerXmlHandler::init() must be run to initialize this hook');
+            throw new \Exception('\Psalm\SymfonyPsalmPlugin\Handler\ContainerXmlHandler::init() must be run to initialize this hook');
         }
 
         $service = self::$containerMeta->get($serviceId);
diff --git a/src/Issue/ContainerDependency.php b/src/Issue/ContainerDependency.php
index 4253b96..23b380d 100644
--- a/src/Issue/ContainerDependency.php
+++ b/src/Issue/ContainerDependency.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Issue;
+namespace Psalm\SymfonyPsalmPlugin\Issue;
 
 use Psalm\CodeLocation;
 use Psalm\Issue\CodeIssue;
diff --git a/src/Issue/PrivateService.php b/src/Issue/PrivateService.php
index 83d7409..d8cfbc6 100644
--- a/src/Issue/PrivateService.php
+++ b/src/Issue/PrivateService.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Issue;
+namespace Psalm\SymfonyPsalmPlugin\Issue;
 
 use Psalm\CodeLocation;
 use Psalm\Issue\CodeIssue;
diff --git a/src/Issue/RepositoryStringShortcut.php b/src/Issue/RepositoryStringShortcut.php
index a66cef2..d4ddded 100644
--- a/src/Issue/RepositoryStringShortcut.php
+++ b/src/Issue/RepositoryStringShortcut.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Issue;
+namespace Psalm\SymfonyPsalmPlugin\Issue;
 
 use Psalm\CodeLocation;
 use Psalm\Issue\CodeIssue;
diff --git a/src/Issue/ServiceNotFound.php b/src/Issue/ServiceNotFound.php
index 74740f6..c8e1b07 100644
--- a/src/Issue/ServiceNotFound.php
+++ b/src/Issue/ServiceNotFound.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Issue;
+namespace Psalm\SymfonyPsalmPlugin\Issue;
 
 use Psalm\CodeLocation;
 use Psalm\Issue\CodeIssue;
diff --git a/src/Plugin.php b/src/Plugin.php
index 2cfc21e..5d2acd2 100644
--- a/src/Plugin.php
+++ b/src/Plugin.php
@@ -1,14 +1,14 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin;
+namespace Psalm\SymfonyPsalmPlugin;
 
 use Psalm\Exception\ConfigException;
 use Psalm\Plugin\PluginEntryPointInterface;
 use Psalm\Plugin\RegistrationInterface;
-use Seferov\SymfonyPsalmPlugin\Handler\ClassHandler;
-use Seferov\SymfonyPsalmPlugin\Handler\ContainerHandler;
-use Seferov\SymfonyPsalmPlugin\Handler\ContainerXmlHandler;
-use Seferov\SymfonyPsalmPlugin\Symfony\ContainerMeta;
+use Psalm\SymfonyPsalmPlugin\Handler\ClassHandler;
+use Psalm\SymfonyPsalmPlugin\Handler\ContainerHandler;
+use Psalm\SymfonyPsalmPlugin\Handler\ContainerXmlHandler;
+use Psalm\SymfonyPsalmPlugin\Symfony\ContainerMeta;
 use SimpleXMLElement;
 
 class Plugin implements PluginEntryPointInterface
diff --git a/src/Symfony/ContainerMeta.php b/src/Symfony/ContainerMeta.php
index 94be1ab..fad30b8 100644
--- a/src/Symfony/ContainerMeta.php
+++ b/src/Symfony/ContainerMeta.php
@@ -2,7 +2,7 @@
 
 declare(strict_types=1);
 
-namespace Seferov\SymfonyPsalmPlugin\Symfony;
+namespace Psalm\SymfonyPsalmPlugin\Symfony;
 
 use Psalm\Exception\ConfigException;
 
diff --git a/src/Symfony/Service.php b/src/Symfony/Service.php
index a951d4e..5a5e7dc 100644
--- a/src/Symfony/Service.php
+++ b/src/Symfony/Service.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Symfony;
+namespace Psalm\SymfonyPsalmPlugin\Symfony;
 
 class Service
 {
diff --git a/tests/acceptance/acceptance/ContainerDependency.feature b/tests/acceptance/acceptance/ContainerDependency.feature
index 0bafb72..6ff4e91 100644
--- a/tests/acceptance/acceptance/ContainerDependency.feature
+++ b/tests/acceptance/acceptance/ContainerDependency.feature
@@ -13,7 +13,7 @@ Feature: ContainerDependency
           <ignoreFiles> <directory name="../../vendor"/> </ignoreFiles>
         </projectFiles>
         <plugins>
-          <pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin"/>
+          <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
         </plugins>
       </psalm>
       """
diff --git a/tests/acceptance/acceptance/ContainerService.feature b/tests/acceptance/acceptance/ContainerService.feature
index 9ac5f32..47ed9ef 100644
--- a/tests/acceptance/acceptance/ContainerService.feature
+++ b/tests/acceptance/acceptance/ContainerService.feature
@@ -12,7 +12,7 @@ Feature: Container service
         </projectFiles>
 
         <plugins>
-          <pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin"/>
+          <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
         </plugins>
       </psalm>
       """
diff --git a/tests/acceptance/acceptance/ContainerXml.feature b/tests/acceptance/acceptance/ContainerXml.feature
index f9ee2a8..5d97386 100644
--- a/tests/acceptance/acceptance/ContainerXml.feature
+++ b/tests/acceptance/acceptance/ContainerXml.feature
@@ -12,7 +12,7 @@ Feature: Container XML config
         </projectFiles>
 
         <plugins>
-          <pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin">
+          <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin">
             <containerXml>../../tests/acceptance/container.xml</containerXml>
           </pluginClass>
         </plugins>
diff --git a/tests/acceptance/acceptance/RepositoryStringShortcut.feature b/tests/acceptance/acceptance/RepositoryStringShortcut.feature
index e733dbc..b3418e3 100644
--- a/tests/acceptance/acceptance/RepositoryStringShortcut.feature
+++ b/tests/acceptance/acceptance/RepositoryStringShortcut.feature
@@ -18,7 +18,7 @@ Feature: RepositoryStringShortcut
         </issueHandlers>
 
         <plugins>
-          <pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin"/>
+          <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
         </plugins>
       </psalm>
       """
diff --git a/tests/acceptance/acceptance/RequestContent.feature b/tests/acceptance/acceptance/RequestContent.feature
index afb0bcd..80b7c2e 100644
--- a/tests/acceptance/acceptance/RequestContent.feature
+++ b/tests/acceptance/acceptance/RequestContent.feature
@@ -12,7 +12,7 @@ Feature: Request getContent
         </projectFiles>
 
         <plugins>
-          <pluginClass class="Seferov\SymfonyPsalmPlugin\Plugin"/>
+          <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
         </plugins>
       </psalm>
       """
diff --git a/tests/unit/Symfony/ContainerMetaTest.php b/tests/unit/Symfony/ContainerMetaTest.php
index a83a9fd..1a2d2da 100644
--- a/tests/unit/Symfony/ContainerMetaTest.php
+++ b/tests/unit/Symfony/ContainerMetaTest.php
@@ -1,11 +1,11 @@
 <?php
 
-namespace Seferov\SymfonyPsalmPlugin\Tests\Symfony;
+namespace Psalm\SymfonyPsalmPlugin\Tests\Symfony;
 
 use PHPUnit\Framework\TestCase;
 use Psalm\Exception\ConfigException;
-use Seferov\SymfonyPsalmPlugin\Symfony\ContainerMeta;
-use Seferov\SymfonyPsalmPlugin\Symfony\Service;
+use Psalm\SymfonyPsalmPlugin\Symfony\ContainerMeta;
+use Psalm\SymfonyPsalmPlugin\Symfony\Service;
 
 /**
  * @testdox ContainerMetaTest