diff --git a/build/target-repository/composer.json b/build/target-repository/composer.json
index fc0daff5961..e6fabb732c0 100644
--- a/build/target-repository/composer.json
+++ b/build/target-repository/composer.json
@@ -9,7 +9,7 @@
     ],
     "require": {
         "php": "^7.4|^8.0",
-        "phpstan/phpstan": "^2.1.26"
+        "phpstan/phpstan": "^2.1.31"
     },
     "autoload": {
         "files": [
diff --git a/composer.json b/composer.json
index 1b8c0e74f10..9d428d7152c 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         "nikic/php-parser": "^5.6.2",
         "ondram/ci-detector": "^4.2",
         "phpstan/phpdoc-parser": "^2.3",
-        "phpstan/phpstan": "^2.1.26",
+        "phpstan/phpstan": "^2.1.31",
         "react/event-loop": "^1.5",
         "react/promise": "^3.3",
         "react/socket": "^1.16",