diff --git a/rules/Php81/Rector/FuncCall/NullToStrictStringFuncCallArgRector.php b/rules/Php81/Rector/FuncCall/NullToStrictStringFuncCallArgRector.php
index 3d0ab397c3b..3e89325a02d 100644
--- a/rules/Php81/Rector/FuncCall/NullToStrictStringFuncCallArgRector.php
+++ b/rules/Php81/Rector/FuncCall/NullToStrictStringFuncCallArgRector.php
@@ -217,6 +217,9 @@ CODE_SAMPLE
         if (!$isTrait) {
             return \false;
         }
+        if ($type instanceof ErrorType) {
+            return \true;
+        }
         if ($type->isExplicitMixed()) {
             return \false;
         }
diff --git a/src/Application/VersionResolver.php b/src/Application/VersionResolver.php
index 45cc3c45b6a..6fbef8d42f0 100644
--- a/src/Application/VersionResolver.php
+++ b/src/Application/VersionResolver.php
@@ -19,12 +19,12 @@ final class VersionResolver
      * @api
      * @var string
      */
-    public const PACKAGE_VERSION = '1764c19455ce55ee49ec1d678d422c788e7c4fff';
+    public const PACKAGE_VERSION = 'ac2bd3f825b11233c07235a195f442be4113d99c';
     /**
      * @api
      * @var string
      */
-    public const RELEASE_DATE = '2024-03-17 08:37:44';
+    public const RELEASE_DATE = '2024-03-17 14:08:37';
     /**
      * @var int
      */