diff --git a/composer.json b/composer.json
index 8284ff3b..081df811 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
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-    "phpunit/phpunit": "10.5.14",
+    "phpunit/phpunit": "10.5.15",
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diff --git a/composer.lock b/composer.lock
index c010ee37..f8584ae5 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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-    "content-hash": "96ba7ef0836066a78081269a3fb6b3a4",
+    "content-hash": "b905b7c91e23c32b43db0780af86a582",
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     "packages-dev": [
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@@ -3076,16 +3076,16 @@
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         {
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-            "version": "10.5.14",
+            "version": "10.5.15",
             "source": {
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                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "4cf8824bab39c2dd57b57b9f6332f7135e2a3a49"
+                "reference": "86376e05e8745ed81d88232ff92fee868247b07b"
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             "dist": {
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-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/4cf8824bab39c2dd57b57b9f6332f7135e2a3a49",
-                "reference": "4cf8824bab39c2dd57b57b9f6332f7135e2a3a49",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/86376e05e8745ed81d88232ff92fee868247b07b",
+                "reference": "86376e05e8745ed81d88232ff92fee868247b07b",
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@@ -3157,7 +3157,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.14"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.15"
             },
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@@ -3173,7 +3173,7 @@
                     "type": "tidelift"
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             ],
-            "time": "2024-03-21T07:31:09+00:00"
+            "time": "2024-03-22T04:17:47+00:00"
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         {
             "name": "psalm/plugin-phpunit",