diff --git a/tests/automated/current-date.js b/tests/automated/current-date.js
index 12d9053..a6e9f29 100644
--- a/tests/automated/current-date.js
+++ b/tests/automated/current-date.js
@@ -270,7 +270,7 @@ describe('current date', function() {
 		var title;
 
 		start = $.fullCalendar.moment(start);
-		calculatedEnd = end ? $.fullCalendar.moment(end) : start.clone().add('days', 1);
+		calculatedEnd = end ? $.fullCalendar.moment(end) : start.clone().add(1, 'days');
 		expect(start).toEqualMoment(view.start);
 		expect(calculatedEnd).toEqualMoment(view.end);
 
@@ -280,7 +280,7 @@ describe('current date', function() {
 		else {
 			title = $.fullCalendar.formatRange(
 				start,
-				calculatedEnd.clone().add('ms', -1),
+				calculatedEnd.clone().add(-1, 'ms'),
 				TITLE_FORMAT
 			);
 		}
diff --git a/tests/automated/dayNames.js b/tests/automated/dayNames.js
index 36f6975..b68d439 100644
--- a/tests/automated/dayNames.js
+++ b/tests/automated/dayNames.js
@@ -41,7 +41,7 @@ describe('day names', function() {
         dayClasses.forEach(function(cls, index, classes) {
           var weekdays = moment.weekdays();
           it('should be ' + weekdays[index], function() {
-            settings.now = moment(referenceDate).add('days', index);
+            settings.now = moment(referenceDate).add(index, 'days');
             $('#cal').fullCalendar(settings);
 
             expect($('.fc-view thead ' + dayClasses[index])).toHaveText(weekdays[index]);
@@ -58,7 +58,7 @@ describe('day names', function() {
           dayClasses.forEach(function(cls, index, classes) {
             it('should be the translation for ' + moment.weekdays()[index], function() {
               settings.lang = language;
-              settings.now = moment(referenceDate).add('days', index);
+              settings.now = moment(referenceDate).add(index, 'days');
               $('#cal').fullCalendar(settings);
 
               expect($('.fc-view thead ' + dayClasses[index])).toHaveText(moment.weekdays()[index]);
@@ -81,7 +81,7 @@ describe('day names', function() {
         dayClasses.forEach(function(cls, idx, classes) {
           it('should be ' + weekdays[idx], function() {
             settings.dayNames = [].slice.call(weekdays); // copy. in case there is a mutation
-            settings.now = moment(referenceDate).add('days', idx);
+            settings.now = moment(referenceDate).add(idx, 'days');
 
             $('#cal').fullCalendar(settings);
 
diff --git a/tests/automated/moment-ambig.js b/tests/automated/moment-ambig.js
index 7bddb1b..6b686d6 100644
--- a/tests/automated/moment-ambig.js
+++ b/tests/automated/moment-ambig.js
@@ -32,7 +32,7 @@ describe('ambiguously-zoned moment', function() {
 		expect(clone.hasZone()).toBe(false);
 		expect(clone.format()).toBe('2014-06-08T10:00:00');
 		expect(clone).not.toBe(mom);
-		clone.add('months', 1);
+		clone.add(1, 'months');
 		expect(+clone).not.toBe(+mom);
 	});
 
@@ -108,7 +108,7 @@ describe('ambiguously-timed moment', function() {
 		expect(clone.hasTime()).toBe(false);
 		expect(clone.format()).toBe('2014-06-08');
 		expect(clone).not.toBe(mom);
-		clone.add('months', 1);
+		clone.add(1, 'months');
 		expect(+clone).not.toBe(+mom);
 	});
 
diff --git a/tests/automated/moment-construct.js b/tests/automated/moment-construct.js
index 034cd66..c7585c0 100644
--- a/tests/automated/moment-construct.js
+++ b/tests/automated/moment-construct.js
@@ -196,7 +196,7 @@ function testDefaultProcessing(construct) {
 				var newMoment = construct(oldMoment);
 				expect(newMoment).not.toBe(oldMoment);
 				expect(+newMoment).toBe(+oldMoment);
-				newMoment.add('months', 1);
+				newMoment.add(1, 'months');
 				expect(+newMoment).not.toBe(+oldMoment);
 			});
 		});
@@ -349,7 +349,7 @@ function testForcedLocalProcessing(construct) {
 				var newMoment = construct(oldMoment);
 				expect(newMoment).not.toBe(oldMoment);
 				expect(+newMoment).toBe(+oldMoment);
-				newMoment.add('months', 1);
+				newMoment.add(1, 'months');
 				expect(+newMoment).not.toBe(+oldMoment);
 			});
 		});
@@ -493,7 +493,7 @@ function testForcedUTCProcessing(construct) {
 				var newMoment = construct(oldMoment);
 				expect(newMoment).not.toBe(oldMoment);
 				expect(+newMoment).toBe(+oldMoment);
-				newMoment.add('months', 1);
+				newMoment.add(1, 'months');
 				expect(+newMoment).not.toBe(+oldMoment);
 			});
 		});
@@ -635,7 +635,7 @@ function testLiteralProcessing(construct) {
 				var newMoment = construct(oldMoment);
 				expect(newMoment).not.toBe(oldMoment);
 				expect(+newMoment).toBe(+oldMoment);
-				newMoment.add('months', 1);
+				newMoment.add(1, 'months');
 				expect(+newMoment).not.toBe(+oldMoment);
 			});
 
diff --git a/tests/automated/monthNames.js b/tests/automated/monthNames.js
index d5fb28c..99ec619 100644
--- a/tests/automated/monthNames.js
+++ b/tests/automated/monthNames.js
@@ -28,7 +28,7 @@ describe('month name', function() {
 
         moment.months().forEach(function(month, index, months) {
           it('should be ' + month, function(done) {
-            settings.defaultDate = $.fullCalendar.moment(referenceDate).add('months', index);
+            settings.defaultDate = $.fullCalendar.moment(referenceDate).add(index, 'months');
             settings.eventAfterAllRender = function() {
               expect($('.fc-toolbar h2')).toContainText(month);
               done();
@@ -51,7 +51,7 @@ describe('month name', function() {
               var langMonths = moment.months();
               var langMonth = langMonths[index];
 
-              settings.defaultDate = $.fullCalendar.moment(referenceDate).add('months', index);
+              settings.defaultDate = $.fullCalendar.moment(referenceDate).add(index, 'months');
               settings.eventAfterAllRender = function() {
                 if (viewClass == 'month') { // with month view check for occurence of the monthname in the title
                   expect($('.fc-toolbar h2')).toContainText(langMonth);
@@ -86,7 +86,7 @@ describe('month name', function() {
 
         months.forEach(function(month, index, months) { // `month` is our custom month name
           it('should be the translated name for ' + month, function(done) {
-            settings.defaultDate = $.fullCalendar.moment(referenceDate).add('months', index);
+            settings.defaultDate = $.fullCalendar.moment(referenceDate).add(index, 'months');
             settings.monthNames = months;
             settings.eventAfterAllRender = function() {
               expect($('.fc-toolbar h2')).toContainText(month);
diff --git a/tests/automated/monthNamesShort.js b/tests/automated/monthNamesShort.js
index a340040..533227a 100644
--- a/tests/automated/monthNamesShort.js
+++ b/tests/automated/monthNamesShort.js
@@ -28,7 +28,7 @@ describe('short month name', function() {
 
         moment.monthsShort().forEach(function(monthShort, index) {
           it('should be ' + monthShort, function(done) {
-            settings.defaultDate = $.fullCalendar.moment(referenceDate).add('months', index);
+            settings.defaultDate = $.fullCalendar.moment(referenceDate).add(index, 'months');
             settings.eventAfterAllRender = function() {
               expect($('.fc-toolbar h2')).toContainText(monthShort);
               done();
@@ -51,7 +51,7 @@ describe('short month name', function() {
               var langMonthsShort = moment.monthsShort();
               var langMonthShort = langMonthsShort[index];
 
-              settings.defaultDate = $.fullCalendar.moment(referenceDate).add('months', index);
+              settings.defaultDate = $.fullCalendar.moment(referenceDate).add(index, 'months');
               settings.eventAfterAllRender = function() {
                 expect($('.fc-toolbar h2')).toContainText(langMonthShort);
                 done();
@@ -81,7 +81,7 @@ describe('short month name', function() {
 
         monthsShort.forEach(function(monthShort, index) { // `monthShort` will be our custom month name
           it('should be the translated name for ' + monthShort, function(done) {
-            settings.defaultDate = $.fullCalendar.moment(referenceDate).add('months', index);
+            settings.defaultDate = $.fullCalendar.moment(referenceDate).add(index, 'months');
             settings.monthNamesShort = monthsShort;
             settings.eventAfterAllRender = function() {
               expect($('.fc-toolbar h2')).toContainText(monthShort);
diff --git a/tests/automated/updateEvent.js b/tests/automated/updateEvent.js
index 7fbaea2..146b761 100644
--- a/tests/automated/updateEvent.js
+++ b/tests/automated/updateEvent.js
@@ -30,7 +30,7 @@ describe('updateEvent', function() {
 					{ id: '1', start: '2014-05-10', allDay: true }
 				];
 				init();
-				event.start.add('days', 2);
+				event.start.add(2, 'days');
 				$('#cal').fullCalendar('updateEvent', event);
 				expect(event.start).toEqualMoment('2014-05-03');
 				expect(event.end).toBeNull();
@@ -45,7 +45,7 @@ describe('updateEvent', function() {
 					{ id: '1', start: '2014-05-10', end: '2014-05-12', allDay: true }
 				];
 				init();
-				event.start.add('days', 2);
+				event.start.add(2, 'days');
 				expect(event.start).toEqualMoment('2014-05-03');
 				expect(event.end).toBeNull();
 				$('#cal').fullCalendar('updateEvent', event);
@@ -97,7 +97,7 @@ describe('updateEvent', function() {
 					{ id: '1', start: '2014-05-10', allDay: true }
 				];
 				init();
-				event.end.add('days', 1);
+				event.end.add(1, 'days');
 				$('#cal').fullCalendar('updateEvent', event);
 				expect(event.start).toEqualMoment('2014-05-01');
 				expect(event.end).toEqualMoment('2014-05-04');
@@ -112,7 +112,7 @@ describe('updateEvent', function() {
 					{ id: '1', start: '2014-05-10', end: '2014-05-13', allDay: true }
 				];
 				init();
-				event.end.add('days', 1);
+				event.end.add(1, 'days');
 				$('#cal').fullCalendar('updateEvent', event);
 				expect(event.start).toEqualMoment('2014-05-01');
 				expect(event.end).toEqualMoment('2014-05-04');
@@ -184,8 +184,8 @@ describe('updateEvent', function() {
 				{ id: '1', start: '2014-05-10', end: '2014-05-13', allDay: true }
 			];
 			init();
-			event.start.add('days', 2);
-			event.end.add('day', 3);
+			event.start.add(2, 'days');
+			event.end.add(3, 'day');
 			$('#cal').fullCalendar('updateEvent', event);
 			expect(event.start).toEqualMoment('2014-05-03');
 			expect(event.end).toEqualMoment('2014-05-06');
@@ -273,7 +273,7 @@ describe('updateEvent', function() {
 				];
 				init();
 				event.allDay = false;
-				event.start.add('days', 1);
+				event.start.add(1, 'days');
 				$('#cal').fullCalendar('updateEvent', event);
 				expect(event.allDay).toEqual(false);
 				expect(event.start).toEqualMoment('2014-05-02T00:00:00');
@@ -308,7 +308,7 @@ describe('updateEvent', function() {
 			];
 			init();
 			event.allDay = true;
-			event.start.add('days', 1);
+			event.start.add(1, 'days');
 			$('#cal').fullCalendar('updateEvent', event);
 			expect(event.allDay).toEqual(true);
 			expect(event.start).toEqualMoment('2014-05-02');
@@ -348,7 +348,7 @@ describe('updateEvent', function() {
 					{ id: '1', start: '2014-05-11T06:00:00+05:00', end: '2014-05-13T06:00:00+05:00', allDay: false }
 				];
 				init();
-				event.start.add('hours', 2);
+				event.start.add(2, 'hours');
 				$('#cal').fullCalendar('updateEvent', event);
 			});
 			should();
@@ -363,7 +363,7 @@ describe('updateEvent', function() {
 					{ id: '1', start: '2014-05-11T06:00:00+05:00', end: '2014-05-13T06:00:00+05:00', allDay: false }
 				];
 				init();
-				event.end.add('hours', 2);
+				event.end.add(2, 'hours');
 				$('#cal').fullCalendar('updateEvent', event);
 			});
 			should();