diff --git a/web/src/main/java/org/springframework/security/web/server/util/matcher/IpAddressServerWebExchangeMatcher.java b/web/src/main/java/org/springframework/security/web/server/util/matcher/IpAddressServerWebExchangeMatcher.java
index 29354ac3b6..5bf439a5e0 100644
--- a/web/src/main/java/org/springframework/security/web/server/util/matcher/IpAddressServerWebExchangeMatcher.java
+++ b/web/src/main/java/org/springframework/security/web/server/util/matcher/IpAddressServerWebExchangeMatcher.java
@@ -29,7 +29,7 @@ import org.springframework.web.server.ServerWebExchange;
  * @author Guirong Hu
  * @since 5.7
  */
-public class IpAddressServerWebExchangeMatcher implements ServerWebExchangeMatcher {
+public final class IpAddressServerWebExchangeMatcher implements ServerWebExchangeMatcher {
 
 	private final IpAddressMatcher ipAddressMatcher;