--- a/browser/components/uitour/test/browser_UITour_loop.js
+++ b/browser/components/uitour/test/browser_UITour_loop.js
@@ -11,16 +11,26 @@ let loopPanel = document.getElementById(
 
 Components.utils.import("resource:///modules/UITour.jsm");
 const { LoopRooms } = Components.utils.import("resource:///modules/loop/LoopRooms.jsm", {});
 
 function test() {
   UITourTest();
 }
 
+function runOffline(fun) {
+  return (done) => {
+    Services.io.offline = true;
+    fun(function onComplete() {
+      Services.io.offline = false;
+      done();
+    });
+  }
+}
+
 let tests = [
   taskify(function* test_menu_show_hide() {
     ise(loopButton.open, false, "Menu should initially be closed");
     gContentAPI.showMenu("loop");
 
     yield waitForConditionPromise(() => {
       return loopButton.open;
     }, "Menu should be visible after showMenu()");
@@ -89,34 +99,34 @@ let tests = [
           yield Promise.all(hiddenPromises);
           isnot(infoPanel.state, "open", "Info panel should have automatically hid");
           isnot(highlightPanel.state, "open", "Highlight panel should have automatically hid");
           done();
         }), "Info panel should be anchored to the new room button");
       });
     });
   },
-  function test_notifyLoopChatWindowOpenedClosed(done) {
+  runOffline(function test_notifyLoopChatWindowOpenedClosed(done) {
     gContentAPI.observe((event, params) => {
       is(event, "Loop:ChatWindowOpened", "Check Loop:ChatWindowOpened notification");
       gContentAPI.observe((event, params) => {
         is(event, "Loop:ChatWindowShown", "Check Loop:ChatWindowShown notification");
         gContentAPI.observe((event, params) => {
           is(event, "Loop:ChatWindowClosed", "Check Loop:ChatWindowClosed notification");
           gContentAPI.observe((event, params) => {
             ok(false, "No more notifications should have arrived");
           });
         });
         done();
       });
       document.querySelector("#pinnedchats > chatbox").close();
     });
     LoopRooms.open("fakeTourRoom");
-  },
-  function test_notifyLoopRoomURLCopied(done) {
+  }),
+  runOffline(function test_notifyLoopRoomURLCopied(done) {
     gContentAPI.observe((event, params) => {
       is(event, "Loop:ChatWindowOpened", "Loop chat window should've opened");
       gContentAPI.observe((event, params) => {
         is(event, "Loop:ChatWindowShown", "Check Loop:ChatWindowShown notification");
 
         let chat = document.querySelector("#pinnedchats > chatbox");
         gContentAPI.observe((event, params) => {
           is(event, "Loop:RoomURLCopied", "Check Loop:RoomURLCopied notification");
@@ -126,18 +136,18 @@ let tests = [
           chat.close();
           done();
         });
         chat.content.contentDocument.querySelector(".btn-copy").click();
       });
     });
     setupFakeRoom();
     LoopRooms.open("fakeTourRoom");
-  },
-  function test_notifyLoopRoomURLEmailed(done) {
+  }),
+  runOffline(function test_notifyLoopRoomURLEmailed(done) {
     gContentAPI.observe((event, params) => {
       is(event, "Loop:ChatWindowOpened", "Loop chat window should've opened");
       gContentAPI.observe((event, params) => {
         is(event, "Loop:ChatWindowShown", "Check Loop:ChatWindowShown notification");
 
         let chat = document.querySelector("#pinnedchats > chatbox");
         let composeEmailCalled = false;
 
@@ -157,17 +167,17 @@ let tests = [
           ok(recipient, "composeEmail should be invoked with at least a recipient value");
           composeEmailCalled = true;
           chatWin.navigator.wrappedJSObject.mozLoop.composeEmail = oldComposeEmail;
         };
         chatWin.document.querySelector(".btn-email").click();
       });
     });
     LoopRooms.open("fakeTourRoom");
-  },
+  }),
   taskify(function* test_arrow_panel_position() {
     ise(loopButton.open, false, "Menu should initially be closed");
     let popup = document.getElementById("UITourTooltip");
 
     yield showMenuPromise("loop");
 
     let currentTarget = "loop-newRoom";
     yield showInfoPromise(currentTarget, "This is " + currentTarget, "My arrow should be on the side");
@@ -269,16 +279,17 @@ if (Services.prefs.getBoolPref("loop.ena
   loopButton = window.LoopUI.toolbarButton.node;
   // The targets to highlight only appear after getting started is launched.
   Services.prefs.setBoolPref("loop.gettingStarted.seen", true);
 
   registerCleanupFunction(() => {
     Services.prefs.clearUserPref("loop.gettingStarted.resumeOnFirstJoin");
     Services.prefs.clearUserPref("loop.gettingStarted.seen");
     Services.prefs.clearUserPref("loop.gettingStarted.url");
+    Services.io.offline = false;
 
     // Copied from browser/components/loop/test/mochitest/head.js
     // Remove the iframe after each test. This also avoids mochitest complaining
     // about leaks on shutdown as we intentionally hold the iframe open for the
     // life of the application.
     let frameId = loopButton.getAttribute("notificationFrameId");
     let frame = document.getElementById(frameId);
     if (frame) {