diff --git a/tests/apps/php/composer.lock b/tests/apps/php/composer.lock
index 858286e87..f933fbacb 100644
--- a/tests/apps/php/composer.lock
+++ b/tests/apps/php/composer.lock
@@ -1000,16 +1000,16 @@
     "packages-dev": [
         {
             "name": "heroku/heroku-buildpack-php",
-            "version": "v199",
+            "version": "v200",
             "source": {
                 "type": "git",
                 "url": "https://github.com/heroku/heroku-buildpack-php.git",
-                "reference": "1a4e5d3ffe128f8eb8a17e50616462d3c804e11f"
+                "reference": "ffa4d0e714439d6f54f9608a0aa16674e82ed0a1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/heroku/heroku-buildpack-php/zipball/1a4e5d3ffe128f8eb8a17e50616462d3c804e11f",
-                "reference": "1a4e5d3ffe128f8eb8a17e50616462d3c804e11f",
+                "url": "https://api.github.com/repos/heroku/heroku-buildpack-php/zipball/ffa4d0e714439d6f54f9608a0aa16674e82ed0a1",
+                "reference": "ffa4d0e714439d6f54f9608a0aa16674e82ed0a1",
                 "shasum": ""
             },
             "bin": [
@@ -1037,7 +1037,7 @@
                 "nginx",
                 "php"
             ],
-            "time": "2021-10-08T15:04:20+00:00"
+            "time": "2021-10-28T22:02:01+00:00"
         }
     ],
     "aliases": [],