diff --git a/composer.json b/composer.json
index 5c5c5635..595a0490 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
 		"optimize-autoloader": true,
 		"classmap-authoritative": true,
 		"platform": {
-			"php": "8.1"
+			"php": "8.3"
 		},
 		"allow-plugins": {
 			"bamarni/composer-bin-plugin": true
diff --git a/psalm.xml b/psalm.xml
index 38cec43b..569cb796 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -4,7 +4,7 @@
     findUnusedBaselineEntry="true"
     findUnusedCode="false"
     resolveFromConfigFile="true"
-    phpVersion="8.2"
+    phpVersion="8.3"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
diff --git a/vendor-bin/cs-fixer/composer.json b/vendor-bin/cs-fixer/composer.json
index 8ac7a463..f8e25c34 100644
--- a/vendor-bin/cs-fixer/composer.json
+++ b/vendor-bin/cs-fixer/composer.json
@@ -4,7 +4,7 @@
     },
     "config": {
         "platform": {
-            "php": "8.1"
+            "php": "8.3"
         }
     }
 }
diff --git a/vendor-bin/phpunit/composer.json b/vendor-bin/phpunit/composer.json
index ee683894..45e39b2c 100644
--- a/vendor-bin/phpunit/composer.json
+++ b/vendor-bin/phpunit/composer.json
@@ -4,7 +4,7 @@
     },
     "config": {
         "platform": {
-            "php": "8.1"
+            "php": "8.3"
         }
     }
 }
diff --git a/vendor-bin/psalm/composer.json b/vendor-bin/psalm/composer.json
index 0dc73597..1ff58778 100644
--- a/vendor-bin/psalm/composer.json
+++ b/vendor-bin/psalm/composer.json
@@ -4,7 +4,7 @@
     },
     "config": {
         "platform": {
-            "php": "8.1"
+            "php": "8.3"
         }
     }
 }