1 files changed, 1 insertions, 1 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/PH5P.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/PH5P.php
index 72476ddf3..1564f283d 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/PH5P.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/PH5P.php
@@ -4410,7 +4410,7 @@ class HTML5TreeConstructer
 
         foreach ($token['attr'] as $attr) {
             if (!$el->hasAttribute($attr['name'])) {
-                $el->setAttribute($attr['name'], $attr['value']);
+                $el->setAttribute($attr['name'], (string)$attr['value']);
             }
         }