diff --git a/test/tests/duplicatesTest.js b/test/tests/duplicatesTest.js
index 946b96ad2..a52995b81 100644
--- a/test/tests/duplicatesTest.js
+++ b/test/tests/duplicatesTest.js
@@ -8,19 +8,17 @@ describe("Duplicate Items", function () {
 			thisArg: this,
 			skipBundledFiles: true
 		});
-	});
-	beforeEach(function* () {
+		
 		Zotero.Prefs.clear('duplicateLibraries');
 		win = yield loadZoteroPane();
 		zp = win.ZoteroPane;
 		cv = zp.collectionsView;
-		
+	});
+	beforeEach(function* () {
 		return selectLibrary(win);
 	})
 	after(function () {
-		if (win) {
-			win.close();
-		}
+		win.close();
 	});
 	
 	describe("Merging", function () {
diff --git a/test/tests/feedItemTest.js b/test/tests/feedItemTest.js
index 95681553b..8e2324e8c 100644
--- a/test/tests/feedItemTest.js
+++ b/test/tests/feedItemTest.js
@@ -208,10 +208,17 @@ describe("Zotero.FeedItem", function () {
 	});
 	
 	describe('#translate()', function() {
+		var win;
+		
 		before(function* () {
 			// Needs an open window to be able to create a hidden window for translation
-			yield loadBrowserWindow();
+			win = yield loadBrowserWindow();
 		});
+		
+		after(function () {
+			win.close()
+		});
+		
 		it('translates and saves items', function* () {
 			var feedItem = yield createDataObject('feedItem', {libraryID});
 			var url = getTestDataUrl('metadata/journalArticle-single.html');