diff --git a/composer.json b/composer.json
index 330e6bda44b..45bd0db6e65 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
     "require-dev": {
         "phpunit/phpunit": "^6.2",
         "tracy/tracy": "^2.4",
-        "symplify/easy-coding-standard": "^2.1",
+        "symplify/easy-coding-standard": "@dev",
         "phpstan/phpstan": "^0.7"
     },
     "autoload": {
diff --git a/easy-coding-standard.neon b/easy-coding-standard.neon
index 86776f6d184..afe9c18b53f 100644
--- a/easy-coding-standard.neon
+++ b/easy-coding-standard.neon
@@ -1,3 +1 @@
 includes:
-
-checkers:
diff --git a/src/DependencyInjection/CompilerPass/CollectorCompilerPass.php b/src/DependencyInjection/CompilerPass/CollectorCompilerPass.php
index ad09d32380f..889e2d4d734 100644
--- a/src/DependencyInjection/CompilerPass/CollectorCompilerPass.php
+++ b/src/DependencyInjection/CompilerPass/CollectorCompilerPass.php
@@ -4,8 +4,6 @@ namespace Rector\DependencyInjection\CompilerPass;
 
 use PhpParser\NodeTraverser;
 use PhpParser\NodeVisitor;
-use Rector\Contract\Dispatcher\ReconstructorInterface;
-use Rector\Dispatcher\NodeDispatcher;
 use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
diff --git a/src/NodeVisitor/DependencyInjection/InjectAnnotationToConstructorNodeVisitor.php b/src/NodeVisitor/DependencyInjection/InjectAnnotationToConstructorNodeVisitor.php
index 049ace415db..65676dc015c 100644
--- a/src/NodeVisitor/DependencyInjection/InjectAnnotationToConstructorNodeVisitor.php
+++ b/src/NodeVisitor/DependencyInjection/InjectAnnotationToConstructorNodeVisitor.php
@@ -101,28 +101,4 @@ final class InjectAnnotationToConstructorNodeVisitor extends NodeVisitorAbstract
 
         return NodeTraverser::DONT_TRAVERSE_CHILDREN;
     }
-
-    /**
-     * Called when leaving a node.
-     *
-     * Return value semantics:
-     *  * null
-     *        => $node stays as-is
-     *  * NodeTraverser::REMOVE_NODE
-     *        => $node is removed from the parent array
-     *  * NodeTraverser::STOP_TRAVERSAL
-     *        => Traversal is aborted. $node stays as-is
-     *  * array (of Nodes)
-     *        => The return value is merged into the parent array (at the position of the $node)
-     *  * otherwise
-     *        => $node is set to the return value
-     *
-     * @param Node $node Node
-     *
-     * @return null|int|Node|Node[] Replacement node (or special return value)
-     */
-    public function leaveNode(Node $node)
-    {
-        // TODO: Implement leaveNode() method.
-    }
 }
diff --git a/src/NodeVisitor/DependencyInjection/NamedServicesToConstructorNodeVisitor.php b/src/NodeVisitor/DependencyInjection/NamedServicesToConstructorNodeVisitor.php
index 4d709bf1c8b..5dc51ce09a4 100644
--- a/src/NodeVisitor/DependencyInjection/NamedServicesToConstructorNodeVisitor.php
+++ b/src/NodeVisitor/DependencyInjection/NamedServicesToConstructorNodeVisitor.php
@@ -11,6 +11,7 @@ use PhpParser\Node\Expr\Variable;
 use PhpParser\Node\Scalar\String_;
 use PhpParser\Node\Stmt\Class_;
 use PhpParser\Node\Stmt\ClassMethod;
+use PhpParser\NodeTraverser;
 use PhpParser\NodeVisitorAbstract;
 use Rector\Analyzer\ClassAnalyzer;
 use Rector\Builder\ConstructorMethodBuilder;
@@ -228,6 +229,11 @@ final class NamedServicesToConstructorNodeVisitor extends NodeVisitorAbstract
      */
     public function enterNode(Node $node)
     {
-        return $this->isCandidate($node);
+        if ($this->isCandidate($node)) {
+            $this->reconstruct($node);
+            return;
+        }
+
+        return NodeTraverser::DONT_TRAVERSE_CHILDREN;
     }
 }