diff --git a/extensions/firefox/components/PdfStreamConverter.js b/extensions/firefox/components/PdfStreamConverter.js
index ced6b1048..d4a375ccc 100644
--- a/extensions/firefox/components/PdfStreamConverter.js
+++ b/extensions/firefox/components/PdfStreamConverter.js
@@ -176,20 +176,11 @@ ChromeActions.prototype = {
     var win = Services.wm.getMostRecentWindow('navigator:browser');
     var notificationBox = win.gBrowser.getNotificationBox();
     var buttons = [{
-      label: getLocalizedString(strings, 'download_document'),
+      label: getLocalizedString(strings, 'open_with_different_viewer'),
       accessKey: null,
       callback: function() {
         self.download(url);
       }
-    }, {
-      label: getLocalizedString(strings, 'disable_viewer'),
-      accessKey: null,
-      callback: function() {
-        AddonManager.getAddonByID(EXT_ID, function(aAddon) {
-          aAddon.userDisabled = true;
-          win.gBrowser.contentWindow.location.reload();
-        });
-      }
     }];
     notificationBox.appendNotification(message, 'pdfjs-fallback', null,
                                        notificationBox.PRIORITY_WARNING_LOW,
diff --git a/l10n/en-US/chrome.properties b/l10n/en-US/chrome.properties
index f0f4bcb88..26e46bac2 100644
--- a/l10n/en-US/chrome.properties
+++ b/l10n/en-US/chrome.properties
@@ -1,3 +1,2 @@
 unsupported_feature=An unsupported feature was detected in this PDF document.
-download_document=Download Document
-disable_viewer=Disable Mozilla PDF Viewer
+open_with_different_viewer=Open With Different Viewer