diff --git a/composer.json b/composer.json
index 2d108d7..78890d3 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     "ext-igbinary": "*"
   },
   "require-dev": {
-    "phpstan/phpstan": "1.10.63"
+    "phpstan/phpstan": "1.10.64"
   },
   "autoload": {
     "psr-4": {
diff --git a/composer.lock b/composer.lock
index 41e22dc..073dbdf 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,21 +4,21 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "55e0b0fad2187f025c9a4e0ab308bfd8",
+    "content-hash": "52e9fbd4cf106b7146c432bced673ee6",
     "packages": [],
     "packages-dev": [
         {
             "name": "phpstan/phpstan",
-            "version": "1.10.63",
+            "version": "1.10.64",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "ad12836d9ca227301f5fb9960979574ed8628339"
+                "reference": "fb9f270daffedcb5ff46275dcafe92538b1bc4bb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/ad12836d9ca227301f5fb9960979574ed8628339",
-                "reference": "ad12836d9ca227301f5fb9960979574ed8628339",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/fb9f270daffedcb5ff46275dcafe92538b1bc4bb",
+                "reference": "fb9f270daffedcb5ff46275dcafe92538b1bc4bb",
                 "shasum": ""
             },
             "require": {
@@ -67,7 +67,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-03-18T16:53:53+00:00"
+            "time": "2024-03-21T09:57:47+00:00"
         }
     ],
     "aliases": [],