diff --git a/ErrorHandler.php b/ErrorHandler.php
index 38841a2..491e129 100644
--- a/ErrorHandler.php
+++ b/ErrorHandler.php
@@ -359,7 +359,7 @@ public function screamAt(int $levels, bool $replace = false): int
      */
     private function reRegister(int $prev): void
     {
-        if ($prev !== $this->thrownErrors | $this->loggedErrors) {
+        if ($prev !== ($this->thrownErrors | $this->loggedErrors)) {
             $handler = set_error_handler('is_int');
             $handler = \is_array($handler) ? $handler[0] : null;
             restore_error_handler();