diff --git a/app/Http/Controllers/Api/SettingsController.php b/app/Http/Controllers/Api/SettingsController.php
index 9faa5593..72c801f7 100644
--- a/app/Http/Controllers/Api/SettingsController.php
+++ b/app/Http/Controllers/Api/SettingsController.php
@@ -24,7 +24,7 @@ public function index(Request $request): JsonResponse
     public function store(Request $request): JsonResponse
     {
         $request->validate([
-            'language' => 'nullable|string|in:en,nl,dk,de,fr,pt,ru',
+            'language' => 'nullable|string|in:en,nl,dk,de,fr,es,pt,ru',
             'theme' => 'nullable|string|in:light,dark',
             'weekly_report' => 'nullable|boolean',
         ]);
diff --git a/resources/assets/js/prototype/screens/Settings/Preferences.vue b/resources/assets/js/prototype/screens/Settings/Preferences.vue
index 3707da5e..5a9d95c8 100644
--- a/resources/assets/js/prototype/screens/Settings/Preferences.vue
+++ b/resources/assets/js/prototype/screens/Settings/Preferences.vue
@@ -57,6 +57,7 @@ onMounted(() => retrieve());
                             <option value="dk">Danish</option>
                             <option value="de">German</option>
                             <option value="fr">French</option>
+                            <option value="es">Spanish</option>
                             <option value="pt">Portuguese</option>
                             <option value="ru">Russian</option>
                         </select>
diff --git a/resources/assets/js/prototype/translations/es.json b/resources/assets/js/prototype/translations/es.json
new file mode 100644
index 00000000..9c0c73f9
--- /dev/null
+++ b/resources/assets/js/prototype/translations/es.json
@@ -0,0 +1,59 @@
+{
+    "amount": "Importe",
+    "create": "Crear",
+    "dailyBalanceGraphDescription": "Este es tu saldo a lo largo del mes",
+    "dashboard": "Dashboard",
+    "date": "Fecha",
+    "description": "Descripción",
+    "earning": "Ingreso",
+    "earningDescriptionPlaceholder": "Sueldo de febrero",
+    "email": "Correo",
+    "goodAfternoon": "Buenas tardes",
+    "goodEvening": "Buenas noches",
+    "goodMorning": "Buenos días",
+    "language": "Idioma",
+    "logIn": "Iniciar sesión",
+    "password": "Contraseña",
+    "recurringDescription": "Esta es una transacción recurrente—créala para el futuro",
+    "spending": "Gasto",
+    "spendingDescriptionPlaceholder": "Regalo de cumpleaños para Angela",
+    "tag": "Etiqueta",
+    "theme": "Tema",
+    "transactions": "Transacciones",
+    "weeklyReport": "Informe semanal",
+
+    "activities": {
+        "tag": {
+            "created": "creó la etiqueta #{id}",
+            "deleted": "eliminó la etiqueta #{id}"
+        },
+
+        "transaction": {
+            "created": "creó la transacción #{id}",
+            "deleted": "eliminó la transacción #{id}"
+        }
+    },
+
+    "intervals": {
+        "daily": "Diario",
+        "weekly": "Semanal",
+        "biweekly": "Quincenal",
+        "monthly": "Mensual",
+        "yearly": "Anual"
+    },
+
+    "months": {
+        "january": "Enero",
+        "february": "Febrero",
+        "march": "Marzo",
+        "april": "Abril",
+        "may": "Mayo",
+        "june": "Junio",
+        "july": "Julio",
+        "august": "Agosto",
+        "september": "Septiembre",
+        "october": "Octubre",
+        "november": "Noviembre",
+        "december": "Diciembre"
+    }
+}
diff --git a/resources/assets/js/prototype/translations/index.js b/resources/assets/js/prototype/translations/index.js
index 5b93a258..d23ca33a 100644
--- a/resources/assets/js/prototype/translations/index.js
+++ b/resources/assets/js/prototype/translations/index.js
@@ -1,11 +1,13 @@
 import * as en from './en.json';
 import * as nl from './nl.json';
 import * as de from './de.json';
+import * as es from './es.json';
 import * as ru from './ru.json';
 
 export default {
     en,
     nl,
     de,
+    es,
     ru,
 };