diff --git a/composer.json b/composer.json
index 0b8c2c0..05da5bd 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,11 @@
     "description": "Run multiple sites from a single SilverStripe install.",
     "license": "BSD-3-Clause",
     "type": "silverstripe-vendormodule",
-    "keywords": ["silverstripe", "subsites", "multisite"],
+    "keywords": [
+        "silverstripe",
+        "subsites",
+        "multisite"
+    ],
     "authors": [
         {
             "name": "Sam Minnee",
diff --git a/src/Model/SubsiteDomain.php b/src/Model/SubsiteDomain.php
index faf6d95..66432e9 100644
--- a/src/Model/SubsiteDomain.php
+++ b/src/Model/SubsiteDomain.php
@@ -97,6 +97,7 @@ class SubsiteDomain extends DataObject
     public function onAfterWrite()
     {
         Subsite::writeHostMap();
+        parent::onAfterWrite();
     }
 
     /**