diff --git a/lib/opentsdb/client.rb b/lib/opentsdb/client.rb
index 8316ec6..f6b9066 100644
--- a/lib/opentsdb/client.rb
+++ b/lib/opentsdb/client.rb
@@ -42,7 +42,7 @@ def parse_queries(query_options = {})
     private
 
     def query_url
-      "http://#{host}:#{port}/api/query"
+      "#{host}:#{port}/api/query"
     end
   end
 end