diff --git a/browser/components/loop/test/desktop-local/conversationViews_test.js b/browser/components/loop/test/desktop-local/conversationViews_test.js
index 08b6da245c5..82b90c8a068 100644
--- a/browser/components/loop/test/desktop-local/conversationViews_test.js
+++ b/browser/components/loop/test/desktop-local/conversationViews_test.js
@@ -102,8 +102,13 @@ describe("loop.conversationViews", function () {
       sdkDriver: {}
     });
 
+    var textChatStore = new loop.store.TextChatStore(dispatcher, {
+      sdkDriver: {}
+    });
+
     loop.store.StoreMixin.register({
-      conversationStore: conversationStore
+      conversationStore: conversationStore,
+      textChatStore: textChatStore
     });
   });
 
diff --git a/browser/components/loop/test/shared/mixins_test.js b/browser/components/loop/test/shared/mixins_test.js
index 700bdf5d781..dec16c7f62f 100644
--- a/browser/components/loop/test/shared/mixins_test.js
+++ b/browser/components/loop/test/shared/mixins_test.js
@@ -227,9 +227,9 @@ describe("loop.shared.mixins", function() {
 
       sandbox.stub(view, "getDOMNode").returns({
         querySelector: function(classSelector) {
-          if (classSelector.includes("local")) {
+          if (classSelector.indexOf("local") > -1) {
             return localElement;
-          } else if (classSelector.includes("screen")) {
+          } else if (classSelector.indexOf("screen") > -1) {
             return screenShareElement;
           }
           return remoteElement;