diff --git a/Userland/Libraries/LibWeb/DOM/Element.cpp b/Userland/Libraries/LibWeb/DOM/Element.cpp
index 7dd7c3b5df..2ef6572fdd 100644
--- a/Userland/Libraries/LibWeb/DOM/Element.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Element.cpp
@@ -158,7 +158,7 @@ WebIDL::ExceptionOr<void> Element::set_attribute(DeprecatedFlyString const& name
     // 5. Change attribute to value.
     else {
         old_value = attribute->value();
-        attribute->set_value(value);
+        attribute->change_attribute(value);
     }
 
     attribute_changed(attribute->local_name(), value);