diff --git a/bucket/composer.json b/bucket/composer.json
index f05144e905..d9f9136cc4 100644
--- a/bucket/composer.json
+++ b/bucket/composer.json
@@ -1,5 +1,5 @@
 {
-    "version": "2.4.2",
+    "version": "2.4.3",
     "description": "Dependency Manager for PHP",
     "homepage": "https://getcomposer.org/",
     "license": "MIT",
@@ -10,8 +10,8 @@
             "php-nts"
         ]
     },
-    "url": "https://getcomposer.org/download/2.4.2/composer.phar",
-    "hash": "8fe98a01050c92cc6812b8ead3bd5b6e0bcdc575ce7a93b242bde497a31d7732",
+    "url": "https://getcomposer.org/download/2.4.3/composer.phar",
+    "hash": "26d72f2790502bc9b22209e1cec1e0e43d33b368606ad227d327cccb388b609a",
     "pre_install": [
         "@(",
         "    'if ($args.length -eq 1 -and ($args -eq \"selfupdate\" -or $args -eq \"self-update\")) { & scoop update composer }'",