diff --git a/composer.json b/composer.json
index 2086b209e..5924d1a21 100644
--- a/composer.json
+++ b/composer.json
@@ -27,9 +27,9 @@
   "require": {
     "composer/installers": "^1.9",
     "cweagans/composer-patches": "^1.7",
-    "drupal/core-composer-scaffold": "10.3.4",
-    "drupal/core-project-message": "10.3.4",
-    "drupal/core-recommended": "10.3.4",
+    "drupal/core-composer-scaffold": "10.3.6",
+    "drupal/core-project-message": "10.3.6",
+    "drupal/core-recommended": "10.3.6",
     "drush/drush": "^11 || ^12",
     "oomphinc/composer-installers-extender": "^2.0",
     "pantheon-systems/drupal-integrations": "^10",