diff --git a/lib/wpscan/wp_target/wp_must_use_plugins.rb b/lib/wpscan/wp_target/wp_must_use_plugins.rb
index 9f9f5a9b..e328861a 100644
--- a/lib/wpscan/wp_target/wp_must_use_plugins.rb
+++ b/lib/wpscan/wp_target/wp_must_use_plugins.rb
@@ -10,7 +10,7 @@ class WpTarget < WebSite
       response = Browser.get(must_use_url)
 
       if response && WpTarget.valid_response_codes.include?(response.code)
-        hash = WebSite.page_hash(response.body)
+        hash = Digest::MD5.hexdigest(response.body)
         return true if hash != error_404_hash && hash != homepage_hash
       end