diff --git a/.phpcs.xml.dist b/.phpcs.xml.dist
index ed1ea01065..b14c3862b0 100644
--- a/.phpcs.xml.dist
+++ b/.phpcs.xml.dist
@@ -57,7 +57,20 @@
 	<rule ref="PHPCompatibility">
 		<!-- Exclude PHP constants back-filled by PHPCS. -->
 		<exclude name="PHPCompatibility.Constants.NewConstants.t_coalesce_equalFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_bad_characterFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_fnFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_attributeFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_matchFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_nullsafe_object_operatorFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_name_fully_qualifiedFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_name_qualifiedFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_name_relativeFound"/>
 		<exclude name="PHPCompatibility.Constants.NewConstants.t_readonlyFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_enumFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_public_setFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_protected_setFound"/>
+		<exclude name="PHPCompatibility.Constants.NewConstants.t_private_setFound"/>
+		<exclude name="PHPCompatibility.Constants.RemovedConstants.t_bad_characterFound"/>
 	</rule>
 
 	<!-- Enforce PSR1 compatible namespaces. -->
diff --git a/composer.json b/composer.json
index 870a89a1b3..898bf88b73 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
 		"phpcsstandards/phpcsextra": "^1.5.0"
 	},
 	"require-dev": {
-		"phpcompatibility/php-compatibility": "^9.0",
+		"phpcompatibility/php-compatibility": "^10.0.0@dev",
 		"phpunit/phpunit": "^8.0 || ^9.0",
 		"phpcsstandards/phpcsdevtools": "^1.2.0",
 		"php-parallel-lint/php-parallel-lint": "^1.4.0",
@@ -36,6 +36,8 @@
 		"ext-iconv": "For improved results",
 		"ext-mbstring": "For improved results"
 	},
+	"minimum-stability": "dev",
+	"prefer-stable": true,
 	"config": {
 		"allow-plugins": {
 			"dealerdirect/phpcodesniffer-composer-installer": true