diff --git a/builds/appchan-x.user.js b/builds/appchan-x.user.js
index 721705b7f..553df4940 100644
--- a/builds/appchan-x.user.js
+++ b/builds/appchan-x.user.js
@@ -8111,8 +8111,9 @@
       if (Conf['Comment Expansion']) {
         ExpandComment.callbacks.push(this.node);
       }
-      if (Conf['Title Link']) {
+      if (Conf['Link Title']) {
         $.sync('CachedTitles', Linkify.titleSync);
+        this.clean();
       }
       return Post.callbacks.push({
         name: 'Linkify',
@@ -8328,6 +8329,26 @@
     titleSync: function(value) {
       return Conf['CachedTitles'] = value;
     },
+    clean: function() {
+      var age, name, pruned, uid, _ref, _ref1;
+      pruned = false;
+      c.log('cleaning');
+      c.log(Object.keys(Conf.CachedTitles).length);
+      _ref = Conf['CachedTitles'];
+      for (uid in _ref) {
+        _ref1 = _ref[uid], name = _ref1[0], age = _ref1[1];
+        if (!(age + $.DAY > Date.now())) {
+          continue;
+        }
+        pruned = true;
+        delete Conf['CachedTitles'][uid];
+      }
+      c.log(Object.keys(Conf.CachedTitles).length);
+      c.log('cleaned');
+      if (pruned) {
+        return $.set('CachedTitles', Conf['CachedTitles']);
+      }
+    },
     cb: {
       toggle: function() {
         var string, _ref;
diff --git a/builds/crx/script.js b/builds/crx/script.js
index 408a1f96f..9210a9780 100644
--- a/builds/crx/script.js
+++ b/builds/crx/script.js
@@ -8162,8 +8162,9 @@
       if (Conf['Comment Expansion']) {
         ExpandComment.callbacks.push(this.node);
       }
-      if (Conf['Title Link']) {
+      if (Conf['Link Title']) {
         $.sync('CachedTitles', Linkify.titleSync);
+        this.clean();
       }
       return Post.callbacks.push({
         name: 'Linkify',
@@ -8379,6 +8380,26 @@
     titleSync: function(value) {
       return Conf['CachedTitles'] = value;
     },
+    clean: function() {
+      var age, name, pruned, uid, _ref, _ref1;
+      pruned = false;
+      c.log('cleaning');
+      c.log(Object.keys(Conf.CachedTitles).length);
+      _ref = Conf['CachedTitles'];
+      for (uid in _ref) {
+        _ref1 = _ref[uid], name = _ref1[0], age = _ref1[1];
+        if (!(age + $.DAY > Date.now())) {
+          continue;
+        }
+        pruned = true;
+        delete Conf['CachedTitles'][uid];
+      }
+      c.log(Object.keys(Conf.CachedTitles).length);
+      c.log('cleaned');
+      if (pruned) {
+        return $.set('CachedTitles', Conf['CachedTitles']);
+      }
+    },
     cb: {
       toggle: function() {
         var string, _ref;
diff --git a/src/Linkification/Linkify.coffee b/src/Linkification/Linkify.coffee
index 2976c1072..1a1c1e807 100755
--- a/src/Linkification/Linkify.coffee
+++ b/src/Linkification/Linkify.coffee
@@ -5,8 +5,9 @@ Linkify =
     if Conf['Comment Expansion']
       ExpandComment.callbacks.push @node
 
-    if Conf['Title Link']
+    if Conf['Link Title']
       $.sync 'CachedTitles', Linkify.titleSync
+      @clean()
 
     Post.callbacks.push
       name: 'Linkify'
@@ -190,7 +191,7 @@ Linkify =
         embed.dataset.title = title[0]
     else
       try
-        $.cache service.api(uid), 
+        $.cache service.api(uid),
           -> title = Linkify.cb.title @, data
         ,
           responseType: 'json'
@@ -205,6 +206,13 @@ Linkify =
   titleSync: (value) ->
     Conf['CachedTitles'] = value
 
+  clean: ->
+    pruned = false
+    for uid, [name, age] of Conf['CachedTitles'] when age + $.DAY > Date.now()
+      pruned = true
+      delete Conf['CachedTitles'][uid]
+    $.set 'CachedTitles', Conf['CachedTitles'] if pruned
+
   cb:
     toggle: ->
       [string, @textContent] = if $.hasClass @, "embedded"