diff --git a/composer.json b/composer.json
index dca4a2d9..c4b7b8fd 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
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     "phpstan/phpstan-phpunit": "~0.12.17",
     "phpstan/phpstan-strict-rules": "~0.12.9",
-    "phpunit/phpunit": "^8.5.13",
+    "phpunit/phpunit": "^8.5.14",
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diff --git a/composer.lock b/composer.lock
index 1bce91fc..5182a243 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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+    "content-hash": "7084951a40cb7c95a99436cdd8d26222",
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@@ -2767,16 +2767,16 @@
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+            "version": "8.5.14",
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-                "reference": "8e86be391a58104ef86037ba8a846524528d784e"
+                "reference": "c25f79895d27b6ecd5abfa63de1606b786a461a3"
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-                "reference": "8e86be391a58104ef86037ba8a846524528d784e",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/c25f79895d27b6ecd5abfa63de1606b786a461a3",
+                "reference": "c25f79895d27b6ecd5abfa63de1606b786a461a3",
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@@ -2856,7 +2856,7 @@
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-            "time": "2020-12-01T04:53:52+00:00"
+            "time": "2021-01-17T07:37:30+00:00"
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             "name": "psalm/plugin-phpunit",
@@ -4383,16 +4383,16 @@
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+            "version": "v1.22.0",
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-                "reference": "f4ba089a5b6366e453971d3aad5fe8e897b37f41"
+                "reference": "c6c942b1ac76c82448322025e084cadc56048b4e"
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-                "reference": "f4ba089a5b6366e453971d3aad5fe8e897b37f41",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/c6c942b1ac76c82448322025e084cadc56048b4e",
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@@ -4404,7 +4404,7 @@
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+                    "dev-main": "1.22-dev"
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@@ -4455,7 +4455,7 @@
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-            "time": "2020-10-23T14:02:19+00:00"
+            "time": "2021-01-07T16:49:33+00:00"
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         {
             "name": "symfony/polyfill-intl-grapheme",