diff --git a/composer.json b/composer.json
index b29008c..5f5bf57 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     "bin": ["bin/php-language-server.php"],
     "require": {
         "php": ">=7.0",
-        "nikic/php-parser": "dev-master#c5cdd5ad73ac20d855b84fa6d0f1f22ebff2e302",
+        "nikic/php-parser": "dev-master#e52ffc4447e034514339a03b450aab9cd625e37c",
         "phpdocumentor/reflection-docblock": "^3.0",
         "sabre/event": "^5.0",
         "felixfbecker/advanced-json-rpc": "^2.0",
diff --git a/src/CompletionProvider.php b/src/CompletionProvider.php
index d09afe5..ed9e382 100644
--- a/src/CompletionProvider.php
+++ b/src/CompletionProvider.php
@@ -45,6 +45,10 @@ class CompletionProvider
     {
         $node = $document->getNodeAtPosition($position);
 
+        if ($node instanceof Node\Expr\Error) {
+            $node = $node->getAttribute('parentNode');
+        }
+
         /** @var CompletionItem[] */
         $items = [];
 
@@ -64,8 +68,8 @@ class CompletionProvider
                         $this->definitionResolver->resolveExpressionNodeToType($node->var)
                     );
                 } else {
-                    $prefixes = [is_string($node->class) ? $node->class : ''];
-            }
+                    $prefixes = [$node->class instanceof Node\Name ? (string)$node->class : ''];
+                }
                 // If we are just filtering by the class, add the appropiate operator to the prefix
                 // to filter the type of symbol
                 foreach ($prefixes as &$prefix) {