diff --git a/composer.json b/composer.json
index 3d162cebd..43b1cd9e7 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
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 		"dealerdirect/phpcodesniffer-composer-installer": "0.7.1",
 		"automattic/vipwpcs": "^1.0.0",
-		"phpunit/phpunit": "9.6.5",
+		"phpunit/phpunit": "9.6.9",
 		"yoast/phpunit-polyfills": "^1.0",
 		"phpstan/phpstan": "^1.10",
 		"szepeviktor/phpstan-wordpress": "^1.3",
diff --git a/composer.lock b/composer.lock
index c4d992115..131818088 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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             "name": "codeinwp/themeisle-sdk",
@@ -585,16 +585,16 @@
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-            "version": "v4.15.4",
+            "version": "v4.16.0",
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                 "url": "https://github.com/nikic/PHP-Parser.git",
-                "reference": "6bb5176bc4af8bcb7d926f88718db9b96a2d4290"
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-                "reference": "6bb5176bc4af8bcb7d926f88718db9b96a2d4290",
+                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/19526a33fb561ef417e822e85f08a00db4059c17",
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@@ -635,9 +635,9 @@
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-                "source": "https://github.com/nikic/PHP-Parser/tree/v4.15.4"
+                "source": "https://github.com/nikic/PHP-Parser/tree/v4.16.0"
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-            "time": "2023-03-05T19:49:14+00:00"
+            "time": "2023-06-25T14:52:30+00:00"
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@@ -1326,16 +1326,16 @@
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+            "version": "9.6.9",
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                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "86e761949019ae83f49240b2f2123fb5ab3b2fc5"
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-                "reference": "86e761949019ae83f49240b2f2123fb5ab3b2fc5",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/a9aceaf20a682aeacf28d582654a1670d8826778",
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@@ -1408,7 +1408,8 @@
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             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.6.5"
+                "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.6.9"
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             "funding": [
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@@ -1424,7 +1425,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-03-09T06:34:10+00:00"
+            "time": "2023-06-11T06:13:56+00:00"
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             "name": "sebastian/cli-parser",
@@ -1726,16 +1727,16 @@
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+            "version": "4.0.5",
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                 "url": "https://github.com/sebastianbergmann/diff.git",
-                "reference": "3461e3fccc7cfdfc2720be910d3bd73c69be590d"
+                "reference": "74be17022044ebaaecfdf0c5cd504fc9cd5a7131"
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-                "reference": "3461e3fccc7cfdfc2720be910d3bd73c69be590d",
+                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/74be17022044ebaaecfdf0c5cd504fc9cd5a7131",
+                "reference": "74be17022044ebaaecfdf0c5cd504fc9cd5a7131",
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@@ -1780,7 +1781,7 @@
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             "support": {
                 "issues": "https://github.com/sebastianbergmann/diff/issues",
-                "source": "https://github.com/sebastianbergmann/diff/tree/4.0.4"
+                "source": "https://github.com/sebastianbergmann/diff/tree/4.0.5"
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@@ -1788,7 +1789,7 @@
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                 }
             ],
-            "time": "2020-10-26T13:10:38+00:00"
+            "time": "2023-05-07T05:35:17+00:00"
         },
         {
             "name": "sebastian/environment",
@@ -2817,5 +2818,5 @@
     "platform-overrides": {
         "php": "7.4"
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-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.3.0"
 }