diff --git a/docs/network/index.html b/docs/network/index.html
index 041dbb90..5abf3dcd 100644
--- a/docs/network/index.html
+++ b/docs/network/index.html
@@ -323,7 +323,7 @@ network.setOptions(options);
             <tr><td id="event_locales">locales</td>
                 <td>Object</td>
                 <td>defaultLocales</td>
-                <td>Locales object. By default only <code>'en'</code> and <code>'nl'</code> are supported. Take a look
+                <td>Locales object. By default only <code>'en'</code>, <code>'es'</code> and <code>'nl'</code> are supported. Take a look
                     at
                     the <a href="#locales" data-scroll=""
                            data-options="{ &quot;easing&quot;: &quot;easeInCubic&quot; }">locales
@@ -333,7 +333,7 @@ network.setOptions(options);
             <tr><td id="event_clickToUse">clickToUse</td>
                 <td>Boolean</td>
                 <td>false</td>
-                <td>Locales object. By default only <code>'en'</code> and <code>'nl'</code> are supported. Take a look
+                <td>Locales object. By default only <code>'en'</code>, <code>'es'</code> and <code>'nl'</code> are supported. Take a look
                     at
                     the <a href="#locales" data-scroll=""
                            data-options="{ &quot;easing&quot;: &quot;easeInCubic&quot; }">locales
@@ -1557,4 +1557,4 @@ var network = new vis.Network(container, data, options);
 <script src="../js/tipuesearch.config.js"></script>
 <script src="../js/tipuesearch.js"></script>
 <!-- controller -->
-<script src="../js/main.js"></script>
\ No newline at end of file
+<script src="../js/main.js"></script>
diff --git a/lib/network/locales.js b/lib/network/locales.js
index 82bf0c55..46d353d5 100644
--- a/lib/network/locales.js
+++ b/lib/network/locales.js
@@ -17,6 +17,24 @@ exports['en'] = {
 exports['en_EN'] = exports['en'];
 exports['en_US'] = exports['en'];
 
+// Spanish
+exports['es'] = {
+  edit: 'Editar',
+  del: 'Eliminar selecci\u00f3n',
+  back: '\u00c1tras',
+  addNode: 'A\u00f1adir nodo',
+  addEdge: 'A\u00f1adir arista',
+  editNode: 'Editar nodo',
+  editEdge: 'Editar arista',
+  addDescription: 'Haga clic en un lugar vac\u00edo para colocar un nuevo nodo.',
+  edgeDescription: 'Haga clic en un nodo y arrastre la arista hacia otro nodo para conectarlos.',
+  editEdgeDescription: 'Haga clic en un punto de control y arrastrelo a un nodo para conectarlo.',
+  createEdgeError: 'No se puede conectar una arista a un grupo.',
+  deleteClusterError: 'No es posible eliminar grupos.',
+  editClusterError: 'No es posible editar grupos.'
+};
+exports['es_ES'] = exports['es'];
+
 // Dutch
 exports['nl'] = {
   edit: 'Wijzigen',