diff --git a/core/includes/language.inc b/core/includes/language.inc
index a75bfdc..2f2d69e 100644
--- a/core/includes/language.inc
+++ b/core/includes/language.inc
@@ -214,7 +214,7 @@ function language_types_disable($types) {
     // Inform the block plugin system that a language has been deleted.
     if (Drupal::moduleHandler()->moduleExists('block')) {
       $event = new GenericEvent('language_block:' . $type);
-      Drupal::service('event_dispatcher')->dispatch(BlockPluginEvents::TEMPORARILY_UNAVAILABLE, $event);
+      Drupal::service('event_dispatcher')->dispatch(BlockPluginEvents::PERMANENTLY_UNAVAILABLE, $event);
     }
   }