diff --git a/package.json b/package.json
index 77c3d7172..b9a93b129 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
       "*://sys.4chan.org/*",
       "*://www.4chan.org/*",
       "*://i.4cdn.org/*",
+      "*://is.4chan.org/*",
       "https://www.google.com/recaptcha/api2/anchor?k=6Ldp2bsSAAAAAAJ5uyx_lx34lJeEpTLVkP5k04qc*",
       "https://www.google.com/recaptcha/api2/frame?*&k=6Ldp2bsSAAAAAAJ5uyx_lx34lJeEpTLVkP5k04qc*",
       "*://www.google.com/recaptcha/api/fallback?k=6Ldp2bsSAAAAAAJ5uyx_lx34lJeEpTLVkP5k04qc*"
diff --git a/src/Linkification/Linkify.coffee b/src/Linkification/Linkify.coffee
index a97390a4b..3a2a2b044 100644
--- a/src/Linkification/Linkify.coffee
+++ b/src/Linkification/Linkify.coffee
@@ -18,7 +18,7 @@ Linkify =
   node: ->
     return Embedding.events @ if @isClone
     return unless Linkify.regString.test @info.comment
-    for link in $$ 'a[href^="http://i.4cdn.org/"], a[href^="https://i.4cdn.org/"]', @nodes.comment
+    for link in $$ 'a[href^="http://i.4cdn.org/"], a[href^="https://i.4cdn.org/"], a[href^="http://is.4chan.org/"], a[href^="https://is.4chan.org/"]', @nodes.comment
       $.addClass link, 'linkify'
       Embedding.process link, @
     links = Linkify.process @nodes.comment
diff --git a/src/main/Main.coffee b/src/main/Main.coffee
index a4398d9bf..a825e3bf9 100644
--- a/src/main/Main.coffee
+++ b/src/main/Main.coffee
@@ -128,7 +128,7 @@ Main =
         else if pathname[2] is 'post'
           PostSuccessful.init()
         return
-      when 'i.4cdn.org'
+      when 'i.4cdn.org', 'is.4chan.org'
         return unless pathname[2] and not /s\.jpg$/.test(pathname[2])
         $.asap (-> d.readyState isnt 'loading'), ->
           if Conf['404 Redirect'] and d.title in ['4chan - Temporarily Offline', '4chan - 404 Not Found']
diff --git a/src/meta/metadata.js b/src/meta/metadata.js
index dde2cff79..f3632c99f 100644
--- a/src/meta/metadata.js
+++ b/src/meta/metadata.js
@@ -35,6 +35,7 @@
   })()
 %>
 // @connect      i.4cdn.org
+// @connect      is.4chan.org
 // @connect      *
 <%=
   meta.grants.map(function(grant) {
diff --git a/src/platform/CrossOrigin.coffee b/src/platform/CrossOrigin.coffee
index a35aab189..90543102e 100644
--- a/src/platform/CrossOrigin.coffee
+++ b/src/platform/CrossOrigin.coffee
@@ -14,7 +14,7 @@ CrossOrigin =
     # XXX https://forums.lanik.us/viewtopic.php?f=64&t=24173&p=78310
     url = url.replace /^((?:https?:)?\/\/(?:\w+\.)?4c(?:ha|d)n\.org)\/adv\//, '$1//adv/'
     <% if (type === 'crx') { %>
-    if url.split('/')[...3].join('/') is "#{location.protocol}//i.4cdn.org"
+    if url.split('/')[...3].join('/') in ["#{location.protocol}//i.4cdn.org", "#{location.protocol}//is.4chan.org"]
       xhr = new XMLHttpRequest()
       xhr.open 'GET', url, true
       xhr.setRequestHeader key, value for key, value of headers