diff --git a/composer.json b/composer.json
index dc04a58..f1e577c 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
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     "ergebnis/phpunit-slow-test-detector": "^2.9.0",
     "infection/infection": "~0.27.9",
-    "phpunit/phpunit": "^10.5.3",
+    "phpunit/phpunit": "^10.5.5",
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     "rector/rector": "~0.18.13",
     "roave/backward-compatibility-check": "^8.6.0",
diff --git a/composer.lock b/composer.lock
index c31607d..3aa6252 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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     ],
-    "content-hash": "5f8103111d9017017cf1c13bbd4beab4",
+    "content-hash": "efe4ab7c721ea799d52f41a6bc1d704e",
     "packages": [
         {
             "name": "psr/clock",
@@ -3701,16 +3701,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "10.5.3",
+            "version": "10.5.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "6fce887c71076a73f32fd3e0774a6833fc5c7f19"
+                "reference": "ed21115d505b4b4f7dc7b5651464e19a2c7f7856"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/6fce887c71076a73f32fd3e0774a6833fc5c7f19",
-                "reference": "6fce887c71076a73f32fd3e0774a6833fc5c7f19",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/ed21115d505b4b4f7dc7b5651464e19a2c7f7856",
+                "reference": "ed21115d505b4b4f7dc7b5651464e19a2c7f7856",
                 "shasum": ""
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             "require": {
@@ -3782,7 +3782,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.3"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.5"
             },
             "funding": [
                 {
@@ -3798,7 +3798,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-12-13T07:25:23+00:00"
+            "time": "2023-12-27T15:13:52+00:00"
         },
         {
             "name": "psalm/plugin-phpunit",