diff --git a/app/views/posts/template_field/_image.haml b/app/views/posts/template_field/_image.haml
index 69487fdf..dd4e4d42 100644
--- a/app/views/posts/template_field/_image.haml
+++ b/app/views/posts/template_field/_image.haml
@@ -10,4 +10,4 @@
   multiple: template.multiple?,
   accept: 'image/*'
 - if template.multiple?
-  %small.text-muted.form-text= t('posts.image.multiple')
+  %small.text-muted.form-text= raw t('posts.image.multiple')
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 1b6e8266..875f59e8 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -239,7 +239,7 @@ en:
     number:
       max: 'The maximum value is %{max}'
     image:
-      multiple: 'You can select several images'
+      multiple: 'You can select several images by holding the <kbd>Ctrl</kbd> or <kbd>Cmd</kbd> kbd in your kbdboard.'
     url: 'The address must start with http:// or https://'
     invalid_help: It looks like the form is incomplete.  Check the red-colored fields to complete it.
     sending_help: Saving, please wait...
diff --git a/config/locales/es.yml b/config/locales/es.yml
index ac8b320a..7a70f03a 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -246,7 +246,7 @@ es:
     number:
       max: 'El valor máximo es %{max}'
     image:
-      multiple: 'Puedes seleccionar varias imágenes'
+      multiple: 'Puedes seleccionar varias imágenes usando la tecla <kbd>Ctrl</kbd> o <kbd>Cmd</kbd> en tu teclado.'
     url: 'La dirección debe comenzar con http:// o https://'
     invalid_help: Parece que el formulario no está completo.  Verifica los campos marcados en rojo para completarlo.
     sending_help: Guardando, por favor espera...