diff --git a/system/languages/en.yaml b/system/languages/en.yaml
index a1eab6f19..654c0d3e5 100644
--- a/system/languages/en.yaml
+++ b/system/languages/en.yaml
@@ -95,3 +95,4 @@ NICETIME:
 FORM:
     VALIDATION_FAIL: <b>Validation failed:</b>
     INVALID_INPUT: Invalid input in
+    MISSING_REQUIRED_FIELD: Missing required field:
diff --git a/system/languages/es.yaml b/system/languages/es.yaml
new file mode 100644
index 000000000..41df5d55b
--- /dev/null
+++ b/system/languages/es.yaml
@@ -0,0 +1,42 @@
+NICETIME:
+    NO_DATE_PROVIDED: No se proporcionó fecha
+    BAD_DATE: Fecha erronea
+    AGO: antes
+    FROM_NOW: desde ahora
+    SECOND: segundo
+    MINUTE: minuto
+    HOUR: hora
+    DAY: dia
+    WEEK: semana
+    MONTH: mes
+    YEAR: año
+    DECADE: decada
+    SEC: seg
+    MIN: min
+    HR: hr
+    DAY: dia
+    WK: sem
+    MO: mes
+    YR: yr
+    DEC: dec
+    SECOND_PLURAL: segundos
+    MINUTE_PLURAL: minutos
+    HOUR_PLURAL: horas
+    DAY_PLURAL: días
+    WEEK_PLURAL: semanas
+    MONTH_PLURAL: meses
+    YEAR_PLURAL: años
+    DECADE_PLURAL: decadas
+    SEC_PLURAL: segs
+    MIN_PLURAL: mins
+    HR_PLURAL: hrs
+    DAY_PLURAL: dias
+    WK_PLURAL: sem
+    MO_PLURAL: mes
+    YR_PLURAL: años
+    DEC_PLURAL: decs
+FORM:
+    VALIDATION_FAIL: <b>Falló la validación. </b>
+    INVALID_INPUT: "Dato inválido en: "
+    MISSING_REQUIRED_FIELD: "Falta el campo requerido: "
+
diff --git a/system/src/Grav/Common/Data/Blueprint.php b/system/src/Grav/Common/Data/Blueprint.php
index 3e1dc1f09..8be6a8ea8 100644
--- a/system/src/Grav/Common/Data/Blueprint.php
+++ b/system/src/Grav/Common/Data/Blueprint.php
@@ -465,7 +465,9 @@ class Blueprint implements \ArrayAccess, ExportInterface
                 && $field['validate']['required'] === true
                 && empty($data[$name])) {
                 $value = isset($field['label']) ? $field['label'] : $field['name'];
-                throw new \RuntimeException("Missing required field: {$value}");
+                $language = self::getGrav()['language'];
+                $message  = sprintf($language->translate('FORM.MISSING_REQUIRED_FIELD', null, true) . ' %s', $value);
+                throw new \RuntimeException($message);
             }
         }
     }