diff --git a/app/logical/downloads/rewrite_strategies/pixiv.rb b/app/logical/downloads/rewrite_strategies/pixiv.rb
index e91ef37ac..0da2138bd 100644
--- a/app/logical/downloads/rewrite_strategies/pixiv.rb
+++ b/app/logical/downloads/rewrite_strategies/pixiv.rb
@@ -33,7 +33,7 @@ module Downloads
           url = "http://#{$1}.pixiv.net/c/150x150/img-master/img/#{$2}/#{$3}_master1200.jpg"
         elsif url =~ %r!https?://(i\d+)\.pixiv\.net/img-original/img/(\d{4}/\d{2}/\d{2}/\d{2}/\d{2}/\d{2})/(\d+_p\d+)\.jpg!
           url = "http://#{$1}.pixiv.net/c/150x150/img-master/img/#{$2}/#{$3}_master1200.jpg"
-        elsif url =~ %r!http://(i\d+)\.pixiv\.net/img(\d+)/img/(.+?)/(\d+)\.jpg!
+        elsif url =~ %r!https?://(i\d+)\.pixiv\.net/img(\d+)/img/(.+?)/(\d+)\.jpg!
           url = "http://#{$1}.pixiv.net/img#{$2}/img/#{$3}/mobile/#{$4}_240mw.jpg"
         end