--- a/browser/base/content/browser.js
+++ b/browser/base/content/browser.js
@@ -3342,28 +3342,28 @@ var PrintPreviewListener = {
   _tabBeforePrintPreview: null,
   _simplifyPageTab: null,
 
   getPrintPreviewBrowser() {
     if (!this._printPreviewTab) {
       let browser = gBrowser.selectedBrowser;
       let preferredRemoteType = browser.remoteType;
       this._tabBeforePrintPreview = gBrowser.selectedTab;
-      this._printPreviewTab = gBrowser.loadOneTab("about:blank", {
+      this._printPreviewTab = gBrowser.loadOneTab("about:printpreview", {
         inBackground: false,
         preferredRemoteType,
         sameProcessAsFrameLoader: browser.frameLoader
       });
       gBrowser.selectedTab = this._printPreviewTab;
     }
     return gBrowser.getBrowserForTab(this._printPreviewTab);
   },
   createSimplifiedBrowser() {
     let browser = this._tabBeforePrintPreview.linkedBrowser;
-    this._simplifyPageTab = gBrowser.loadOneTab("about:blank", {
+    this._simplifyPageTab = gBrowser.loadOneTab("about:printpreview", {
       inBackground: true,
       sameProcessAsFrameLoader: browser.frameLoader
      });
     return this.getSimplifiedSourceBrowser();
   },
   getSourceBrowser() {
     return this._tabBeforePrintPreview ?
       this._tabBeforePrintPreview.linkedBrowser : gBrowser.selectedBrowser;