diff --git a/4chan_x.js b/4chan_x.js
index 5a85501d8..abc21496f 100644
--- a/4chan_x.js
+++ b/4chan_x.js
@@ -1859,7 +1859,7 @@
         return _results;
       },
       toggle: function(e) {
-        if (e.shiftKey || e.altKey || e.ctrlKey) {
+        if (e.shiftKey || e.altKey || e.ctrlKey || e.button !== 0) {
           return;
         }
         e.preventDefault();
diff --git a/script.coffee b/script.coffee
index cb13637bc..a8583b799 100644
--- a/script.coffee
+++ b/script.coffee
@@ -1412,8 +1412,7 @@ imgExpand =
         $.bind thumb.parentNode, 'click', imgExpand.cb.toggle
         if imgExpand.on then imgExpand.expand thumb.parentNode
     toggle: (e) ->
-      #TODO middle click (chrome)
-      return if e.shiftKey or e.altKey or e.ctrlKey
+      return if e.shiftKey or e.altKey or e.ctrlKey or e.button isnt 0
       e.preventDefault()
       imgExpand.toggle e.target
     all: (e) ->