diff --git a/src/scales/scale.time.js b/src/scales/scale.time.js
index 43110a88841..280e163f7cc 100644
--- a/src/scales/scale.time.js
+++ b/src/scales/scale.time.js
@@ -184,10 +184,7 @@ module.exports = function(Chart) {
 			var startFraction = startRange % (interval[options.unit].size * stepSize);
 			var alignedTick = startTick;
 			ticks.push(startTick);
-			if (startTick !== alignedTick + startFraction &&
-				options.majorUnit &&
-				!options.timeOpts.round &&
-				!options.timeOpts.isoWeekday) {
+			if (startTick !== alignedTick + startFraction && options.majorUnit && !options.timeOpts.round && !options.timeOpts.isoWeekday) {
 				alignedTick += startFraction;
 				ticks.push(alignedTick);
 			}
@@ -212,7 +209,7 @@ module.exports = function(Chart) {
 	Chart.Ticks.generators.time = function(options, dataRange) {
 		var niceMin;
 		var niceMax;
-		var isoWeekday = options.isoWeekday;
+		var isoWeekday = options.timeOpts.isoWeekday;
 		if (options.unit === 'week' && isoWeekday !== false) {
 			niceMin = moment(dataRange.min).startOf('isoWeek').isoWeekday(isoWeekday).valueOf();
 			niceMax = moment(dataRange.max).startOf('isoWeek').isoWeekday(isoWeekday);
@@ -338,7 +335,7 @@ module.exports = function(Chart) {
 			}
 
 			me.displayFormat = timeOpts.displayFormats[unit];
-			me.seniorDisplayFormat = timeOpts.displayFormats[majorUnit];
+			me.majorDisplayFormat = timeOpts.displayFormats[majorUnit];
 			me.unit = unit;
 			me.majorUnit = majorUnit;
 
@@ -351,8 +348,7 @@ module.exports = function(Chart) {
 				stepSize: stepSize,
 				majorUnit: majorUnit,
 				unit: unit,
-				timeOpts: timeOpts,
-				isoWeekday: timeOpts.isoWeekday
+				timeOpts: timeOpts
 			}, {
 				min: dataMin,
 				max: dataMax
@@ -384,11 +380,9 @@ module.exports = function(Chart) {
 		tickFormatFunction: function(tick, index, ticks) {
 			var formattedTick;
 			var tickClone = tick.clone();
-			if (this.majorUnit &&
-				this.seniorDisplayFormat &&
-				tick.valueOf() === tickClone.startOf(this.majorUnit).valueOf()) {
-				// format as senior unit
-				formattedTick = tick.format(this.seniorDisplayFormat);
+			if (this.majorUnit && this.majorDisplayFormat && tick.valueOf() === tickClone.startOf(this.majorUnit).valueOf()) {
+				// format as major unit
+				formattedTick = tick.format(this.majorDisplayFormat);
 			} else {
 				// format as base unit
 				formattedTick = tick.format(this.displayFormat);
diff --git a/test/specs/scale.time.tests.js b/test/specs/scale.time.tests.js
index db39a9c3ec5..35c7a831e66 100755
--- a/test/specs/scale.time.tests.js
+++ b/test/specs/scale.time.tests.js
@@ -232,6 +232,7 @@ describe('Time scale tests', function() {
 
 		var scale = createScale(mockData, config);
 		scale.update(2500, 200);
+
 		expect(scale.ticks).toEqual(['8PM', '9PM', '10PM', '11PM', 'Jan 2', '1AM', '2AM', '3AM', '4AM', '5AM', '6AM', '7AM', '8AM', '9AM', '10AM', '11AM', '12PM', '1PM', '2PM', '3PM', '4PM', '5PM', '6PM', '7PM', '8PM', '9PM']);
 	});
 
@@ -467,7 +468,6 @@ describe('Time scale tests', function() {
 		var pixel = xScale.getPixelForValue('', 0, 0);
 
 		expect(xScale.getValueForPixel(pixel).valueOf()).toEqual(moment(chart.data.labels[0]).valueOf());
-
 	});
 
 	it('does not create a negative width chart when hidden', function() {