diff --git a/lib/geocoder/lookups/yandex.rb b/lib/geocoder/lookups/yandex.rb
index 225b359a59948ed51ce38eb6457a22433ba82317..daa150e91b0c9c03914046b71e5f29db87201daa 100644
--- a/lib/geocoder/lookups/yandex.rb
+++ b/lib/geocoder/lookups/yandex.rb
@@ -15,6 +15,10 @@ module Geocoder::Lookup
     def query_url(query)
       "#{protocol}://geocode-maps.yandex.ru/1.x/?" + url_query_string(query)
     end
+    
+    def supported_protocols
+      [:https]
+    end
 
     private # ---------------------------------------------------------------