diff --git a/spec/browserify/setupTests.js b/spec/browserify/setupTests.js
index c0c38fb95..16120f78a 100644
--- a/spec/browserify/setupTests.js
+++ b/spec/browserify/setupTests.js
@@ -16,3 +16,8 @@ limitations under the License.
 
 // stub for browser-matrix browserify tests
 global.XMLHttpRequest = jest.fn();
+
+afterAll(() => {
+    // clean up XMLHttpRequest mock
+    global.XMLHttpRequest = undefined;
+});
diff --git a/spec/browserify/sync-browserify.spec.js b/spec/browserify/sync-browserify.spec.js
index 91d430c0b..c2054d7f1 100644
--- a/spec/browserify/sync-browserify.spec.js
+++ b/spec/browserify/sync-browserify.spec.js
@@ -67,11 +67,6 @@ describe("Browserify Test", function() {
         await httpBackend.stop();
     });
 
-    afterAll(() => {
-        // clean up XMLHttpRequest mock
-        global.XMLHttpRequest = undefined;
-    });
-
     it("Sync", async function() {
         const event = utils.mkMembership({
             room: ROOM_ID,