diff --git a/composer.json b/composer.json
index 325e52a3..4336a302 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
 		"php-parallel-lint/php-parallel-lint": "^1.3.2",
 		"phpcompatibility/phpcompatibility-wp": "^2.1.4",
 		"phpmd/phpmd": "^2.13.0",
-		"phpstan/phpstan": "^1.10.15",
+		"phpstan/phpstan": "^1.10.18",
 		"roave/security-advisories": "dev-latest",
 		"squizlabs/php_codesniffer": "^3.7.2",
 		"szepeviktor/phpstan-wordpress": "^1.3.0",
diff --git a/composer.lock b/composer.lock
index 4121f7ab..8ff65162 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "af27c898a80cbff8b13d66dbda9cc973",
+    "content-hash": "c46e8b9844e9da794524aa00eb87832f",
     "packages": [],
     "packages-dev": [
         {
@@ -568,16 +568,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.10.15",
+            "version": "1.10.18",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "762c4dac4da6f8756eebb80e528c3a47855da9bd"
+                "reference": "52b6416c579663eebdd2f1d97df21971daf3b43f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/762c4dac4da6f8756eebb80e528c3a47855da9bd",
-                "reference": "762c4dac4da6f8756eebb80e528c3a47855da9bd",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/52b6416c579663eebdd2f1d97df21971daf3b43f",
+                "reference": "52b6416c579663eebdd2f1d97df21971daf3b43f",
                 "shasum": ""
             },
             "require": {
@@ -626,7 +626,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-05-09T15:28:01+00:00"
+            "time": "2023-06-07T22:00:43+00:00"
         },
         {
             "name": "psr/container",