diff --git a/backend/plugin_init.rb b/backend/plugin_init.rb
index 187a2f4..bdcd89e 100644
--- a/backend/plugin_init.rb
+++ b/backend/plugin_init.rb
@@ -86,7 +86,7 @@ def self.digest
            else
              [k, v]
            end
-         }.sort].to_s.gsub(/\#<Proc:[^>]+>/, 'Proc'))
+         }].sort_by{|k,v| k.to_s}.to_h.to_s.gsub(/\#<Proc:[^>]+>/, 'Proc'))
   end
 end