diff --git a/dgi_actions.post_update.php b/dgi_actions.post_update.php
new file mode 100644
index 0000000..d914f05
--- /dev/null
+++ b/dgi_actions.post_update.php
@@ -0,0 +1,47 @@
+<?php
+
+/**
+ * @file
+ * Post-update hooks.
+ */
+
+use Drupal\dgi_actions\Plugin\Action\IdentifierAction;
+
+/**
+ * Resave `dgi_actions` entities to recalculate dependencies.
+ */
+function dgi_actions_post_update_ddst_322_dependencies() : void {
+  $entity_type_manager = \Drupal::entityTypeManager();
+
+  $to_resave = function () use ($entity_type_manager) {
+    yield from $entity_type_manager->getStorage('dgiactions_dataprofile')->loadMultiple();
+    yield from $entity_type_manager->getStorage('dgiactions_servicedata')->loadMultiple();
+    yield from $entity_type_manager->getStorage('dgiactions_identifier')->loadMultiple();
+
+    foreach ($entity_type_manager->getStorage('action')->loadByProperties(['type' => 'entity']) as $id => $action) {
+      if ($action instanceof IdentifierAction) {
+        yield $id => $action;
+      }
+    }
+
+    /**
+     * @var string $id
+     * @var \Drupal\context\ContextInterface $context
+     */
+    foreach ($entity_type_manager->getStorage('context')->loadMultiple() as $id => $context) {
+      if (
+        $context->hasCondition('dgi_actions_entity_persistent_identifier_populated') ||
+        $context->hasReaction('dgi_actions_entity_mint_reaction') ||
+        $context->hasReaction('dgi_actions_entity_delete_reaction')
+      ) {
+        yield $id => $context;
+      }
+    }
+  };
+
+  /** @var \Drupal\Core\Entity\EntityInterface $config_entity */
+  foreach ($to_resave() as $config_entity) {
+    $config_entity->save();
+  }
+
+}