diff --git a/src/DataFormatter/QueryFormatter.php b/src/DataFormatter/QueryFormatter.php
index e7c1696b9..f8574f5d6 100644
--- a/src/DataFormatter/QueryFormatter.php
+++ b/src/DataFormatter/QueryFormatter.php
@@ -55,7 +55,7 @@ public function checkBindings($bindings)
     public function escapeBindings($bindings)
     {
         foreach ($bindings as &$binding) {
-            $binding = htmlentities($binding, ENT_QUOTES, 'UTF-8', false);
+            $binding = htmlentities((string) $binding, ENT_QUOTES, 'UTF-8', false);
         }
 
         return $bindings;