diff --git a/apps/files/tests/js/appSpec.js b/apps/files/tests/js/appSpec.js
index 77d36d59fa..dce513339f 100644
--- a/apps/files/tests/js/appSpec.js
+++ b/apps/files/tests/js/appSpec.js
@@ -23,6 +23,7 @@ describe('OCA.Files.App tests', function() {
 	var App = OCA.Files.App;
 	var pushStateStub;
 	var parseUrlQueryStub;
+	var oldLegacyFileActions;
 
 	beforeEach(function() {
 		$('#testArea').append(
@@ -41,6 +42,7 @@ describe('OCA.Files.App tests', function() {
 			'</div>'
 		);
 
+		oldLegacyFileActions = window.FileActions;
 		window.FileActions = new OCA.Files.FileActions();
 		OCA.Files.legacyFileActions = window.FileActions;
 		OCA.Files.fileActions = new OCA.Files.FileActions();
@@ -54,6 +56,8 @@ describe('OCA.Files.App tests', function() {
 	afterEach(function() {
 		App.destroy();
 
+		window.FileActions = oldLegacyFileActions;
+
 		pushStateStub.restore();
 		parseUrlQueryStub.restore();
 	});
diff --git a/apps/files_sharing/tests/js/appSpec.js b/apps/files_sharing/tests/js/appSpec.js
index 3f9cc61da5..49bca56800 100644
--- a/apps/files_sharing/tests/js/appSpec.js
+++ b/apps/files_sharing/tests/js/appSpec.js
@@ -57,6 +57,16 @@ describe('OCA.Sharing.App tests', function() {
 		});
 	});
 	describe('file actions', function() {
+		var oldLegacyFileActions;
+
+		beforeEach(function() {
+			oldLegacyFileActions = window.FileActions;
+			window.FileActions = new OCA.Files.FileActions();
+		});
+
+		afterEach(function() {
+			window.FileActions = oldLegacyFileActions;
+		});
 		it('provides default file actions', function() {
 			_.each([fileListIn, fileListOut], function(fileList) {
 				var fileActions = fileList.fileActions;