diff --git a/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ContainsPatternUrlPatternMatcherStrategy.java b/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ContainsPatternUrlPatternMatcherStrategy.java
index 1532481..48c9f5f 100644
--- a/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ContainsPatternUrlPatternMatcherStrategy.java
+++ b/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ContainsPatternUrlPatternMatcherStrategy.java
@@ -24,7 +24,7 @@ package org.jasig.cas.client.authentication;
  * @author Misagh Moayyed
  * @since 3.3.1
  */
-public class ContainsPatternUrlPatternMatcherStrategy implements UrlPatternMatcherStrategy {
+public final class ContainsPatternUrlPatternMatcherStrategy implements UrlPatternMatcherStrategy {
 
     private String pattern;
     
diff --git a/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ExactUrlPatternMatcherStrategy.java b/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ExactUrlPatternMatcherStrategy.java
index 0a5b42f..b476a30 100644
--- a/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ExactUrlPatternMatcherStrategy.java
+++ b/cas-client-core/src/main/java/org/jasig/cas/client/authentication/ExactUrlPatternMatcherStrategy.java
@@ -7,7 +7,7 @@ package org.jasig.cas.client.authentication;
  * @author Misagh Moayyed
  * @since 3.3.1
  */
-public class ExactUrlPatternMatcherStrategy implements UrlPatternMatcherStrategy {
+public final class ExactUrlPatternMatcherStrategy implements UrlPatternMatcherStrategy {
 
     private String pattern;
     
diff --git a/cas-client-core/src/main/java/org/jasig/cas/client/authentication/RegexUrlPatternMatcherStrategy.java b/cas-client-core/src/main/java/org/jasig/cas/client/authentication/RegexUrlPatternMatcherStrategy.java
index 7bb54e8..a941459 100644
--- a/cas-client-core/src/main/java/org/jasig/cas/client/authentication/RegexUrlPatternMatcherStrategy.java
+++ b/cas-client-core/src/main/java/org/jasig/cas/client/authentication/RegexUrlPatternMatcherStrategy.java
@@ -27,7 +27,7 @@ import java.util.regex.Pattern;
  * @author Misagh Moayyed
  * @since 3.3.1
  */
-public class RegexUrlPatternMatcherStrategy implements UrlPatternMatcherStrategy {
+public final class RegexUrlPatternMatcherStrategy implements UrlPatternMatcherStrategy {
 
     private Pattern pattern;