diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index e83f7f8..91a1378 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -6,7 +6,7 @@
     <arg name="cache" value=".phpcs-cache" />
     <arg name="colors" />
 
-    <config name="php_version" value="80100" />
+    <config name="php_version" value="80300" />
 
     <!-- Ignore warnings, show progress of the run and show sniff names -->
     <arg value="nps" />
diff --git a/tests/Param/ParamValueConverterRegistryTest.php b/tests/Param/ParamValueConverterRegistryTest.php
index 7395ba4..73fdc4f 100644
--- a/tests/Param/ParamValueConverterRegistryTest.php
+++ b/tests/Param/ParamValueConverterRegistryTest.php
@@ -33,9 +33,9 @@ final class ParamValueConverterRegistryTest extends TestCaseBase
 {
     use WithClient;
 
-    private const VersionIntervalJson = 2301;
-    private const VersionLineString   = 2408;
-    private const VersionVariant      = 2403;
+    private const int VersionIntervalJson = 2301;
+    private const int VersionLineString   = 2408;
+    private const int VersionVariant      = 2403;
 
     /** @var array<string> */
     private static array $types = [];