diff --git a/rules/CodeQuality/Rector/Property/FixClassCaseSensitivityVarDocblockRector.php b/rules/CodeQuality/Rector/Property/FixClassCaseSensitivityVarDocblockRector.php
index f565ca08451..ea31b0fc97d 100644
--- a/rules/CodeQuality/Rector/Property/FixClassCaseSensitivityVarDocblockRector.php
+++ b/rules/CodeQuality/Rector/Property/FixClassCaseSensitivityVarDocblockRector.php
@@ -4,6 +4,7 @@
 
 namespace Rector\CodeQuality\Rector\Property;
 
+use PhpParser\Comment\Doc;
 use PhpParser\Node;
 use PhpParser\Node\Identifier;
 use PhpParser\Node\Stmt\Expression;
@@ -64,6 +65,11 @@ public function getNodeTypes(): array
      */
     public function refactor(Node $node): ?Node
     {
+        // a @var tag can only live in a docblock; skip nodes without one
+        if (!$node->getDocComment() instanceof Doc) {
+            return null;
+        }
+
         $phpDocInfo = $this->phpDocInfoFactory->createFromNode($node);
         if (! $phpDocInfo instanceof PhpDocInfo) {
             return null;