diff --git a/composer.json b/composer.json
index b9a516af500afc7a69ff64077a86202233b88a40..437ad112047d0b6c0eb1cca242c0d45812eac59e 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
     "cweagans/composer-patches": "1.6.4",
     "drupal-composer/drupal-scaffold": "2.4.0",
     "drupal/drupal-library-installer-plugin": "0.3",
-    "drupal/core": "8.5.2",
+    "drupal/core": "8.5.3",
     "drupal/config_update": "1.5",
     "drupal/config_filter": "1.2",
     "drupal/config_ignore": "2.1",
diff --git a/drupal-org-core.make b/drupal-org-core.make
index bf2a0c982567e031565f234d520e76cafe3d9040..b0d95c0619fd9e1329e150c6eb3fd8280e0f4d95 100644
--- a/drupal-org-core.make
+++ b/drupal-org-core.make
@@ -3,7 +3,7 @@ core = 8.x
 
 ; Drupal Core
 projects[drupal][type] = "core"
-projects[drupal][version] = "8.5.2"
+projects[drupal][version] = "8.5.3"
 ;; Issue #1356276: Allow profiles to provide a base_parent profile and load them in the correct order
 projects[drupal][patch][] = https://www.drupal.org/files/issues/drupal-n1356276-417-d8.5.%2A.patch
 ;; Issue #2720101: Label (Title) not set for Views block (exposed filters in Block)