diff --git a/app/logical/recommender_service.rb b/app/logical/recommender_service.rb
index b362ef5c0..0af09e86d 100644
--- a/app/logical/recommender_service.rb
+++ b/app/logical/recommender_service.rb
@@ -14,7 +14,7 @@ module RecommenderService
 
   MIN_POST_FAVS = 5
   MIN_USER_FAVS = 50
-  CACHE_LIFETIME = 4.hours
+  CACHE_LIFETIME = 5.minutes
 
   def enabled?
     Danbooru.config.recommender_server.present?