diff --git a/config/schema/password_policy.schema.yml b/config/schema/password_policy.schema.yml
index 4b6d6cf..5eb2b35 100644
--- a/config/schema/password_policy.schema.yml
+++ b/config/schema/password_policy.schema.yml
@@ -1,7 +1,7 @@
 # Schema for configuration files of the Password Policy module.
 
 password_policy.password_policy.*:
-  type: mapping
+  type: config_entity
   label: 'Password Policy'
   mapping:
     id:
diff --git a/src/Entity/PasswordPolicy.php b/src/Entity/PasswordPolicy.php
index 7e8b029..4580afc 100644
--- a/src/Entity/PasswordPolicy.php
+++ b/src/Entity/PasswordPolicy.php
@@ -134,4 +134,30 @@ class PasswordPolicy extends ConfigEntityBase implements PasswordPolicyInterface
     return $this->roles;
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public function calculateDependencies() {
+    parent::calculateDependencies();
+
+    $plugin_manager = $this->getPluginManager();
+
+    foreach ($this->getConstraints() as $constraint) {
+      $plugin_definition = $plugin_manager->getDefinition($constraint['id']);
+      $this->addDependency('module', $plugin_definition['provider']);
+    }
+
+    return $this;
+  }
+
+  /**
+   * Gets the password policy plugin manager.
+   *
+   * @return \Drupal\password_policy\PasswordConstraintPluginManager
+   *   The plugin manager.
+   */
+  protected function getPluginManager() {
+    return \Drupal::service('plugin.manager.password_policy.password_constraint');
+  }
+
 }