diff --git a/PHPCompatibilitySymfonyPolyfillPHP84/ruleset.xml b/PHPCompatibilitySymfonyPolyfillPHP84/ruleset.xml
index 6becd33..05b99e1 100644
--- a/PHPCompatibilitySymfonyPolyfillPHP84/ruleset.xml
+++ b/PHPCompatibilitySymfonyPolyfillPHP84/ruleset.xml
@@ -17,7 +17,10 @@
         <exclude name="PHPCompatibility.FunctionUse.NewFunctions.mb_trimFound"/>
         <exclude name="PHPCompatibility.FunctionUse.NewFunctions.mb_ltrimFound"/>
         <exclude name="PHPCompatibility.FunctionUse.NewFunctions.mb_rtrimFound"/>
+        <exclude name="PHPCompatibility.FunctionUse.NewFunctions.bcceilFound"/>
         <exclude name="PHPCompatibility.FunctionUse.NewFunctions.bcdivmodFound"/>
+        <exclude name="PHPCompatibility.FunctionUse.NewFunctions.bcfloorFound"/>
+        <exclude name="PHPCompatibility.FunctionUse.NewFunctions.bcroundFound"/>
         <exclude name="PHPCompatibility.FunctionUse.NewFunctions.grapheme_str_splitFound"/>
 
         <!-- https://github.com/symfony/polyfill-php84/tree/1.x/Resources/stubs -->
@@ -68,6 +71,11 @@
         <exclude-pattern>/polyfill-php84/bootstrap82\.php$</exclude-pattern>
     </rule>
 
+    <!-- This is fine as this file will only be used for PHP 8.1 - 8.3. -->
+    <rule ref="PHPCompatibility.Keywords.NewKeywords.t_enumFound">
+        <exclude-pattern>/polyfill-php84/Resources/RoundingMode\.php$</exclude-pattern>
+    </rule>
+
     <!--
     Not a false positive, but a bug in the Symfony PHP 8.4 polyfill package.
     Bug has been reported: https://github.com/symfony/polyfill/issues/499#issuecomment-3430423298
diff --git a/Test/SymfonyPolyfillPHP84Test.php b/Test/SymfonyPolyfillPHP84Test.php
index 918713e..1780610 100644
--- a/Test/SymfonyPolyfillPHP84Test.php
+++ b/Test/SymfonyPolyfillPHP84Test.php
@@ -38,3 +38,7 @@ function doSomething(
 ) : Pdo\Odbc {}
 $db = new Pdo\Pgsql;
 $db = new \Pdo\Sqlite;
+
+bcceil($num);
+bcfloor($num);
+bcround($num, 2, RoundingMode::HalfAwayFromZero);