diff --git a/app/models/metadata_boolean.rb b/app/models/metadata_boolean.rb
index f0c64c4f..113b9d5f 100644
--- a/app/models/metadata_boolean.rb
+++ b/app/models/metadata_boolean.rb
@@ -15,14 +15,14 @@ class MetadataBoolean < MetadataTemplate
   # En este caso, queremos priorizar el dato enviado por le usuarie
   # antes que el generado internamente.
   def value
-    return false if false?
+    return false if self[:value] == '0'
+    return self[:value] unless self[:value].nil?
 
-    self[:value].present? || document.data.fetch(name.to_s, default_value)
+    document.data.fetch(name.to_s, default_value)
   end
 
-  private
-
-  def false?
-    self[:value] == '0'
+  def save
+    self[:value] = !%w[0 false].include?(self[:value])
+    true
   end
 end
diff --git a/app/views/posts/attributes/_boolean.haml b/app/views/posts/attributes/_boolean.haml
index 7814ebbe..46ab667a 100644
--- a/app/views/posts/attributes/_boolean.haml
+++ b/app/views/posts/attributes/_boolean.haml
@@ -1,6 +1,6 @@
 .form-check
   = hidden_field_tag "post[#{attribute}]", '0'
-  = check_box_tag "post[#{attribute}]", metadata.value, metadata.value,
+  = check_box_tag "post[#{attribute}]", '1', metadata.value,
     class: "form-check-input #{invalid(post, attribute)}",
     aria: { describedby: id_for_help(attribute) },
     autofocus: autofocus