diff --git a/dist/index.esm.js b/dist/index.esm.js
index 3c58b84..bb40c1e 100644
--- a/dist/index.esm.js
+++ b/dist/index.esm.js
@@ -229,22 +229,12 @@ var script$1 = {
 		event: 'change',
 	},
 	props: {
-		// Used for v-model
+		// Ids of selected locations (used for v-model)
 		value: {
 			type: Array,
 			default: function () { return []; },
 		},
 	},
-	data: function data() {
-		return {
-			selectedLocations: this.value,
-		}
-	},
-	watch: {
-		value: function value() {
-			this.selectedLocations = this.value;
-		},
-	},
 	methods: {
 		/**
 	 	 * Indicate whether a location is selected
@@ -253,7 +243,7 @@ var script$1 = {
 	 	 * @returns {boolean} True if the location is selected
 		 */
 		isLocationSelected: function isLocationSelected(location) {
-			return this.selectedLocations.findIndex(function (selectedLocation) { return selectedLocation.id === location.id; }) > -1
+			return this.value.some(function (selectedLocation) { return selectedLocation === location.id; })
 		},
 
 		/**
@@ -262,18 +252,18 @@ var script$1 = {
 	 	 * @param {Event} event - Triggered event
 	 	 */
 		toggleLocation: function toggleLocation(event) {
-			var location = event.target;
+			var locationElt = event.target;
+			var selectedLocations;
 
-			if (location.attributes['aria-checked'] && location.attributes['aria-checked'].value === 'true') {
+			if (locationElt.attributes['aria-checked'] && locationElt.attributes['aria-checked'].value === 'true') {
 				// Delete location
-				this.selectedLocations.splice(this.selectedLocations.indexOf(location), 1);
+				selectedLocations = this.value.filter(function (location) { return location !== locationElt.id; });
 			} else {
 				// Add location
-				// FIXME: Push only value/label/id?
-				this.selectedLocations.push(location);
+				selectedLocations = ( this.value ).concat( [locationElt.id]);
 			}
 
-			this.$emit('change', this.selectedLocations);
+			this.$emit('change', selectedLocations);
 		},
 	},
 };
@@ -365,21 +355,12 @@ var script$2 = {
 		event: 'change',
 	},
 	props: {
+		// Id of selected location (used for v-model)
 		value: {
-			type: Object,
+			type: String,
 			default: null,
 		},
 	},
-	data: function data() {
-		return {
-			selectedLocation: this.value,
-		}
-	},
-	watch: {
-		value: function value() {
-			this.selectedLocation = this.value;
-		},
-	},
 	mounted: function mounted() {
 		this.locations = this.$refs.svg.$el.querySelectorAll('path');
 	},
@@ -394,7 +375,7 @@ var script$2 = {
 		getLocationTabindex: function getLocationTabindex(location, index) {
 			var tabindex = null;
 
-			if (this.selectedLocation) {
+			if (this.value) {
 				// Only selected location is focusable
 				tabindex = this.isLocationSelected(location) ? '0' : '-1';
 			} else {
@@ -412,23 +393,23 @@ var script$2 = {
 	 	 * @returns {boolean} True if the location is selected
 	 	 */
 		isLocationSelected: function isLocationSelected(location) {
-			return this.selectedLocation && this.selectedLocation.id === location.id
+			return this.value === location.id
 		},
 
 		/**
 	 	 * Select a location
 	 	 *
-	 	 * @param {Node} location - Location DOM node
+	 	 * @param {Node} location - DOM node of location to select
 	 	 */
 		selectLocation: function selectLocation(location) {
-			// Focus new selected location
-			location.focus();
+			// Select only if new location
+			if (location.id !== this.value) {
+				// Focus new selected location
+				location.focus();
 
-			// Change selected location
-			this.selectedLocation = location;
-
-			// Emit selected location
-			this.$emit('change', this.selectedLocation);
+				// Emit id of selected location
+				this.$emit('change', location.id);
+			}
 		},
 
 		/**
@@ -439,7 +420,7 @@ var script$2 = {
 		toggleLocation: function toggleLocation(event) {
 			var focusedLocation = event.target;
 
-			if (this.selectedLocation !== focusedLocation) {
+			if (this.value !== focusedLocation.id) {
 				this.selectLocation(focusedLocation);
 			}
 		},
diff --git a/dist/index.min.js b/dist/index.min.js
index 88fc6c9..1ba7174 100644
--- a/dist/index.min.js
+++ b/dist/index.min.js
@@ -232,22 +232,12 @@ var VueSvgMap = (function (exports) {
 			event: 'change',
 		},
 		props: {
-			// Used for v-model
+			// Ids of selected locations (used for v-model)
 			value: {
 				type: Array,
 				default: function () { return []; },
 			},
 		},
-		data: function data() {
-			return {
-				selectedLocations: this.value,
-			}
-		},
-		watch: {
-			value: function value() {
-				this.selectedLocations = this.value;
-			},
-		},
 		methods: {
 			/**
 		 	 * Indicate whether a location is selected
@@ -256,7 +246,7 @@ var VueSvgMap = (function (exports) {
 		 	 * @returns {boolean} True if the location is selected
 			 */
 			isLocationSelected: function isLocationSelected(location) {
-				return this.selectedLocations.findIndex(function (selectedLocation) { return selectedLocation.id === location.id; }) > -1
+				return this.value.some(function (selectedLocation) { return selectedLocation === location.id; })
 			},
 
 			/**
@@ -265,18 +255,18 @@ var VueSvgMap = (function (exports) {
 		 	 * @param {Event} event - Triggered event
 		 	 */
 			toggleLocation: function toggleLocation(event) {
-				var location = event.target;
+				var locationElt = event.target;
+				var selectedLocations;
 
-				if (location.attributes['aria-checked'] && location.attributes['aria-checked'].value === 'true') {
+				if (locationElt.attributes['aria-checked'] && locationElt.attributes['aria-checked'].value === 'true') {
 					// Delete location
-					this.selectedLocations.splice(this.selectedLocations.indexOf(location), 1);
+					selectedLocations = this.value.filter(function (location) { return location !== locationElt.id; });
 				} else {
 					// Add location
-					// FIXME: Push only value/label/id?
-					this.selectedLocations.push(location);
+					selectedLocations = ( this.value ).concat( [locationElt.id]);
 				}
 
-				this.$emit('change', this.selectedLocations);
+				this.$emit('change', selectedLocations);
 			},
 		},
 	};
@@ -368,21 +358,12 @@ var VueSvgMap = (function (exports) {
 			event: 'change',
 		},
 		props: {
+			// Id of selected location (used for v-model)
 			value: {
-				type: Object,
+				type: String,
 				default: null,
 			},
 		},
-		data: function data() {
-			return {
-				selectedLocation: this.value,
-			}
-		},
-		watch: {
-			value: function value() {
-				this.selectedLocation = this.value;
-			},
-		},
 		mounted: function mounted() {
 			this.locations = this.$refs.svg.$el.querySelectorAll('path');
 		},
@@ -397,7 +378,7 @@ var VueSvgMap = (function (exports) {
 			getLocationTabindex: function getLocationTabindex(location, index) {
 				var tabindex = null;
 
-				if (this.selectedLocation) {
+				if (this.value) {
 					// Only selected location is focusable
 					tabindex = this.isLocationSelected(location) ? '0' : '-1';
 				} else {
@@ -415,23 +396,23 @@ var VueSvgMap = (function (exports) {
 		 	 * @returns {boolean} True if the location is selected
 		 	 */
 			isLocationSelected: function isLocationSelected(location) {
-				return this.selectedLocation && this.selectedLocation.id === location.id
+				return this.value === location.id
 			},
 
 			/**
 		 	 * Select a location
 		 	 *
-		 	 * @param {Node} location - Location DOM node
+		 	 * @param {Node} location - DOM node of location to select
 		 	 */
 			selectLocation: function selectLocation(location) {
-				// Focus new selected location
-				location.focus();
+				// Select only if new location
+				if (location.id !== this.value) {
+					// Focus new selected location
+					location.focus();
 
-				// Change selected location
-				this.selectedLocation = location;
-
-				// Emit selected location
-				this.$emit('change', this.selectedLocation);
+					// Emit id of selected location
+					this.$emit('change', location.id);
+				}
 			},
 
 			/**
@@ -442,7 +423,7 @@ var VueSvgMap = (function (exports) {
 			toggleLocation: function toggleLocation(event) {
 				var focusedLocation = event.target;
 
-				if (this.selectedLocation !== focusedLocation) {
+				if (this.value !== focusedLocation.id) {
 					this.selectLocation(focusedLocation);
 				}
 			},
diff --git a/dist/index.umd.js b/dist/index.umd.js
index ad69199..694b97e 100644
--- a/dist/index.umd.js
+++ b/dist/index.umd.js
@@ -235,22 +235,12 @@
 			event: 'change',
 		},
 		props: {
-			// Used for v-model
+			// Ids of selected locations (used for v-model)
 			value: {
 				type: Array,
 				default: function () { return []; },
 			},
 		},
-		data: function data() {
-			return {
-				selectedLocations: this.value,
-			}
-		},
-		watch: {
-			value: function value() {
-				this.selectedLocations = this.value;
-			},
-		},
 		methods: {
 			/**
 		 	 * Indicate whether a location is selected
@@ -259,7 +249,7 @@
 		 	 * @returns {boolean} True if the location is selected
 			 */
 			isLocationSelected: function isLocationSelected(location) {
-				return this.selectedLocations.findIndex(function (selectedLocation) { return selectedLocation.id === location.id; }) > -1
+				return this.value.some(function (selectedLocation) { return selectedLocation === location.id; })
 			},
 
 			/**
@@ -268,18 +258,18 @@
 		 	 * @param {Event} event - Triggered event
 		 	 */
 			toggleLocation: function toggleLocation(event) {
-				var location = event.target;
+				var locationElt = event.target;
+				var selectedLocations;
 
-				if (location.attributes['aria-checked'] && location.attributes['aria-checked'].value === 'true') {
+				if (locationElt.attributes['aria-checked'] && locationElt.attributes['aria-checked'].value === 'true') {
 					// Delete location
-					this.selectedLocations.splice(this.selectedLocations.indexOf(location), 1);
+					selectedLocations = this.value.filter(function (location) { return location !== locationElt.id; });
 				} else {
 					// Add location
-					// FIXME: Push only value/label/id?
-					this.selectedLocations.push(location);
+					selectedLocations = ( this.value ).concat( [locationElt.id]);
 				}
 
-				this.$emit('change', this.selectedLocations);
+				this.$emit('change', selectedLocations);
 			},
 		},
 	};
@@ -371,21 +361,12 @@
 			event: 'change',
 		},
 		props: {
+			// Id of selected location (used for v-model)
 			value: {
-				type: Object,
+				type: String,
 				default: null,
 			},
 		},
-		data: function data() {
-			return {
-				selectedLocation: this.value,
-			}
-		},
-		watch: {
-			value: function value() {
-				this.selectedLocation = this.value;
-			},
-		},
 		mounted: function mounted() {
 			this.locations = this.$refs.svg.$el.querySelectorAll('path');
 		},
@@ -400,7 +381,7 @@
 			getLocationTabindex: function getLocationTabindex(location, index) {
 				var tabindex = null;
 
-				if (this.selectedLocation) {
+				if (this.value) {
 					// Only selected location is focusable
 					tabindex = this.isLocationSelected(location) ? '0' : '-1';
 				} else {
@@ -418,23 +399,23 @@
 		 	 * @returns {boolean} True if the location is selected
 		 	 */
 			isLocationSelected: function isLocationSelected(location) {
-				return this.selectedLocation && this.selectedLocation.id === location.id
+				return this.value === location.id
 			},
 
 			/**
 		 	 * Select a location
 		 	 *
-		 	 * @param {Node} location - Location DOM node
+		 	 * @param {Node} location - DOM node of location to select
 		 	 */
 			selectLocation: function selectLocation(location) {
-				// Focus new selected location
-				location.focus();
+				// Select only if new location
+				if (location.id !== this.value) {
+					// Focus new selected location
+					location.focus();
 
-				// Change selected location
-				this.selectedLocation = location;
-
-				// Emit selected location
-				this.$emit('change', this.selectedLocation);
+					// Emit id of selected location
+					this.$emit('change', location.id);
+				}
 			},
 
 			/**
@@ -445,7 +426,7 @@
 			toggleLocation: function toggleLocation(event) {
 				var focusedLocation = event.target;
 
-				if (this.selectedLocation !== focusedLocation) {
+				if (this.value !== focusedLocation.id) {
 					this.selectLocation(focusedLocation);
 				}
 			},