diff --git a/composer.lock b/composer.lock
index 4fa708f..a47a421 100644
--- a/composer.lock
+++ b/composer.lock
@@ -3650,9 +3650,6 @@
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-                "myclabs/deep-copy": "self.version"
-            },
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                 "doctrine/common": "^2.6",
@@ -4771,16 +4768,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "9.5.11",
+            "version": "9.5.12",
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                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "2406855036db1102126125537adb1406f7242fdd"
+                "reference": "93d4bf4c37aec6384bb9e5d390d9049a463a7256"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/2406855036db1102126125537adb1406f7242fdd",
-                "reference": "2406855036db1102126125537adb1406f7242fdd",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/93d4bf4c37aec6384bb9e5d390d9049a463a7256",
+                "reference": "93d4bf4c37aec6384bb9e5d390d9049a463a7256",
                 "shasum": ""
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             "require": {
@@ -4858,7 +4855,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.11"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.12"
             },
             "funding": [
                 {
@@ -4870,7 +4867,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-12-25T07:07:57+00:00"
+            "time": "2022-01-21T05:54:47+00:00"
         },
         {
             "name": "psr/container",