diff --git a/src/controllers/controller.doughnut.js b/src/controllers/controller.doughnut.js
index 2ec30ee35..ba21c4506 100644
--- a/src/controllers/controller.doughnut.js
+++ b/src/controllers/controller.doughnut.js
@@ -217,11 +217,7 @@ module.exports = function(Chart) {
 				innerRadius = reset && animationOpts.animateScale ? 0 : this.innerRadius,
 				outerRadius = reset && animationOpts.animateScale ? 0 : this.outerRadius,
 				custom = arc.custom,
-				valueAtIndexOrDefault = helpers.getValueAtIndexOrDefault,
-				backgroundColor = "backgroundColor",
-				hoverBackgroundColor = "hoverBackgroundColor",
-				borderWidth = "borderWidth",
-				borderColor = "borderColor";
+				valueAtIndexOrDefault = helpers.getValueAtIndexOrDefault;
 
 			helpers.extend(arc, {
 				// Utility
@@ -243,10 +239,10 @@ module.exports = function(Chart) {
 			});
 
 			var model = arc._model;
-			model[backgroundColor] = custom && custom[backgroundColor] ? custom[backgroundColor] : valueAtIndexOrDefault(dataset[backgroundColor], index, arcOpts[backgroundColor]);
-			model[hoverBackgroundColor] = custom && custom[hoverBackgroundColor] ? custom[hoverBackgroundColor] : valueAtIndexOrDefault(dataset[hoverBackgroundColor], index, arcOpts[hoverBackgroundColor]);
-			model[borderWidth] = custom && custom[borderWidth] ? custom[borderWidth] : valueAtIndexOrDefault(dataset[borderWidth], index, arcOpts[borderWidth]);
-			model[borderColor] = custom && custom[borderColor] ? custom[borderColor] : valueAtIndexOrDefault(dataset[borderColor], index, arcOpts[borderColor]);
+			model.backgroundColor = custom && custom.backgroundColor ? custom.backgroundColor : valueAtIndexOrDefault(dataset.backgroundColor, index, arcOpts.backgroundColor);
+			model.hoverBackgroundColor = custom && custom.hoverBackgroundColor ? custom.hoverBackgroundColor : valueAtIndexOrDefault(dataset.hoverBackgroundColor, index, arcOpts.hoverBackgroundColor);
+			model.borderWidth = custom && custom.borderWidth ? custom.borderWidth : valueAtIndexOrDefault(dataset.borderWidth, index, arcOpts.borderWidth);
+			model.borderColor = custom && custom.borderColor ? custom.borderColor : valueAtIndexOrDefault(dataset.borderColor, index, arcOpts.borderColor);
 
 			// Set correct angles if not resetting
 			if (!reset || !animationOpts.animateRotate) {
diff --git a/src/core/core.title.js b/src/core/core.title.js
index 0982986ca..b6d82c07e 100644
--- a/src/core/core.title.js
+++ b/src/core/core.title.js
@@ -111,20 +111,18 @@ module.exports = function(Chart) {
 				globalDefaults = Chart.defaults.global,
 				display = opts.display,
 				fontSize = valueOrDefault(opts.fontSize, globalDefaults.defaultFontSize),
-				minSize = _this.minSize,
-				width = "width",
-				height = "height";
+				minSize = _this.minSize;
 
 			if (_this.isHorizontal()) {
-				minSize[width] = _this.maxWidth; // fill all the width
-				minSize[height] = display ? fontSize + (opts.padding * 2) : 0;
+				minSize.width = _this.maxWidth; // fill all the width
+				minSize.height = display ? fontSize + (opts.padding * 2) : 0;
 			} else {
-				minSize[width] = display ? fontSize + (opts.padding * 2) : 0;
-				minSize[height] = _this.maxHeight; // fill all the height
+				minSize.width = display ? fontSize + (opts.padding * 2) : 0;
+				minSize.height = _this.maxHeight; // fill all the height
 			}
 
-			_this[width] = minSize[width];
-			_this[height] = minSize[height];
+			_this.width = minSize.width;
+			_this.height = minSize.height;
 
 		},
 		afterFit: noop,