diff --git a/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/Example.java b/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/Example.java
index 4f59f9e..9546b4f 100644
--- a/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/Example.java
+++ b/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/Example.java
@@ -17,16 +17,16 @@
 import java.util.Properties;
 
 import org.apache.commons.lang3.Validate;
+import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
 import org.apache.geode.cache.Region;
 import org.apache.geode.cache.client.ClientCache;
 import org.apache.geode.cache.client.ClientCacheFactory;
 import org.apache.geode.cache.client.ClientRegionShortcut;
-import org.apache.geode.internal.logging.LogService;
 
 public class Example implements AutoCloseable {
-  private static final Logger logger = LogService.getLogger();
+  private static final Logger logger = LogManager.getLogger();
 
   private static final String REGION1 = "region1";
   private static final String REGION2 = "region2";
diff --git a/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/ExampleAuthInit.java b/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/ExampleAuthInit.java
index 57d3bdf..e6aa69d 100644
--- a/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/ExampleAuthInit.java
+++ b/clientSecurity/src/main/java/org/apache/geode_examples/clientSecurity/ExampleAuthInit.java
@@ -16,17 +16,17 @@
 
 import java.util.Properties;
 
+import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
 import org.apache.geode.LogWriter;
 import org.apache.geode.distributed.DistributedMember;
-import org.apache.geode.internal.logging.LogService;
 import org.apache.geode.security.AuthInitialize;
 import org.apache.geode.security.AuthenticationFailedException;
 
 public class ExampleAuthInit implements AuthInitialize {
 
-  private static final Logger logger = LogService.getLogger();
+  private static final Logger logger = LogManager.getLogger();
 
   private static final String USER_NAME = "security-username";
   private static final String PASSWORD = "security-password";