diff --git a/core/src/main/java/org/springframework/ldap/pool/validation/DefaultDirContextValidator.java b/core/src/main/java/org/springframework/ldap/pool/validation/DefaultDirContextValidator.java
index 53db23ed..70b328f4 100644
--- a/core/src/main/java/org/springframework/ldap/pool/validation/DefaultDirContextValidator.java
+++ b/core/src/main/java/org/springframework/ldap/pool/validation/DefaultDirContextValidator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2005-2013 the original author or authors.
+ * Copyright 2005-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -185,7 +185,7 @@ public class DefaultDirContextValidator implements DirContextValidator {
             if (searchResults != null) {
                try {
                     searchResults.close();
-                } catch (NamingException namingException) {
+                } catch (NamingException ignored) {
                 }
             }
         }
diff --git a/core/src/main/java/org/springframework/ldap/pool2/validation/DefaultDirContextValidator.java b/core/src/main/java/org/springframework/ldap/pool2/validation/DefaultDirContextValidator.java
index 8fb655c8..a32a8c0f 100644
--- a/core/src/main/java/org/springframework/ldap/pool2/validation/DefaultDirContextValidator.java
+++ b/core/src/main/java/org/springframework/ldap/pool2/validation/DefaultDirContextValidator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2005-2013 the original author or authors.
+ * Copyright 2005-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -185,7 +185,7 @@ public class DefaultDirContextValidator implements DirContextValidator {
             if (searchResults != null) {
                 try {
                     searchResults.close();
-                } catch (NamingException namingException) {
+                } catch (NamingException ignored) {
                 }
             }
         }