diff --git a/lib/ace/keyboard/textinput.js b/lib/ace/keyboard/textinput.js
index 5c75b6e9..fbf37786 100644
--- a/lib/ace/keyboard/textinput.js
+++ b/lib/ace/keyboard/textinput.js
@@ -251,7 +251,7 @@ var TextInput = function(parentNode, host) {
         var mime = USE_IE_MIME_TYPE ? "Text" : "text/plain";
         if (data) {
             // Safari 5 has clipboardData object, but does not handle setData()
-            return clipboardData.setData(mime, data);
+            return clipboardData.setData(mime, data) !== false;
         } else {
             return clipboardData.getData(mime);
         }