diff --git a/bucket/composer.json b/bucket/composer.json
index 175e76b6ae..e95094ad13 100644
--- a/bucket/composer.json
+++ b/bucket/composer.json
@@ -1,5 +1,5 @@
 {
-    "version": "2.6.5",
+    "version": "2.6.6",
     "description": "Dependency Manager for PHP",
     "homepage": "https://getcomposer.org/",
     "license": "MIT",
@@ -10,8 +10,8 @@
             "php-nts"
         ]
     },
-    "url": "https://getcomposer.org/download/2.6.5/composer.phar",
-    "hash": "9a18e1a3aadbcb94c1bafd6c4a98ff931f4b43a456ef48575130466e19f05dd6",
+    "url": "https://getcomposer.org/download/2.6.6/composer.phar",
+    "hash": "72600201c73c7c4b218f1c0511b36d8537963e36aafa244757f52309f885b314",
     "pre_install": [
         "@(",
         "    'if ($args.length -eq 1 -and ($args -eq \"selfupdate\" -or $args -eq \"self-update\")) { & scoop update composer }'",