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-rw-r--r--modules/system/system.api.php3
1 files changed, 2 insertions, 1 deletions
diff --git a/modules/system/system.api.php b/modules/system/system.api.php
index 043486dd2..57eb6c726 100644
--- a/modules/system/system.api.php
+++ b/modules/system/system.api.php
@@ -140,7 +140,8 @@ function hook_hook_info_alter(&$hooks) {
* in. This value may be changed when editing the entity and represents
* the language its textual components are supposed to have. If no
* language property is available, the 'language callback' may be used
- * instead.
+ * instead. This entry can be omitted if the entities of this type are not
+ * language-aware.
* - bundle keys: An array describing how the Field API can extract the
* information it needs from the bundle objects for this type. This entry
* is required if the 'path' provided in the 'bundles'/'admin' section