diff --git a/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/CompilerInterface.java b/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/CompilerInterface.java
index 3b00a4e4..2520603d 100755
--- a/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/CompilerInterface.java
+++ b/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/CompilerInterface.java
@@ -20,7 +20,7 @@ import java.io.File;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 
-public class CompilerInterface {
+public final class CompilerInterface {
 
 	// Compile the given file - when we can drop Java 5 we'll use the Java 6 compiler API
 	public static void compile(String directory, String file) throws Exception {
@@ -49,4 +49,8 @@ public class CompilerInterface {
 		}
 	}
 
+	private CompilerInterface() {
+
+	}
+
 }
diff --git a/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/IncrementalAttributeMapperITests.java b/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/IncrementalAttributeMapperITests.java
index dbf2f951..35548bea 100644
--- a/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/IncrementalAttributeMapperITests.java
+++ b/test/integration-tests-ad/src/test/java/org/springframework/ldap/itest/ad/IncrementalAttributeMapperITests.java
@@ -138,7 +138,7 @@ public class IncrementalAttributeMapperITests extends AbstractJUnit4SpringContex
 		try {
 			this.ldapTemplate.lookup(OU_DN);
 		}
-		catch (NameNotFoundException e) {
+		catch (NameNotFoundException ex) {
 			// Nothing to cleanup
 			return;
 		}
@@ -149,7 +149,7 @@ public class IncrementalAttributeMapperITests extends AbstractJUnit4SpringContex
 				// Everything is deleted
 				return;
 			}
-			catch (SizeLimitExceededException e) {
+			catch (SizeLimitExceededException ex) {
 				// There's more to delete
 			}
 		}