diff --git a/lib/crawler_detection.rb b/lib/crawler_detection.rb
index c1bdc9e75df..d82cf443f6c 100644
--- a/lib/crawler_detection.rb
+++ b/lib/crawler_detection.rb
@@ -1,5 +1,5 @@
 module CrawlerDetection
   def self.crawler?(user_agent)
-    !/Googlebot|Mediapartners|AdsBot|curl|Twitterbot|facebookexternalhit|bingbot|Baiduspider/.match(user_agent).nil?
+    !/Googlebot|Mediapartners|AdsBot|curl|Twitterbot|facebookexternalhit|bingbot|Baiduspider|ia_archiver/.match(user_agent).nil?
   end
 end