diff --git a/native/src/main/java/io/ballerina/stdlib/task/actions/TaskActions.java b/native/src/main/java/io/ballerina/stdlib/task/actions/TaskActions.java
index d7c3b17d..12a80605 100644
--- a/native/src/main/java/io/ballerina/stdlib/task/actions/TaskActions.java
+++ b/native/src/main/java/io/ballerina/stdlib/task/actions/TaskActions.java
@@ -46,9 +46,9 @@
  */
 public class TaskActions {
 
-    private static int bound = 1000000;
-    private static String value = "1000";
-    private static PrintStream console = System.err;
+    private static final int bound = 1000000;
+    private static final String value = "1000";
+    private static final PrintStream console = System.err;
 
     static {
         Utils.disableQuartzLogs();
diff --git a/native/src/main/java/io/ballerina/stdlib/task/utils/TaskConstants.java b/native/src/main/java/io/ballerina/stdlib/task/utils/TaskConstants.java
index fb11cc37..d1489657 100644
--- a/native/src/main/java/io/ballerina/stdlib/task/utils/TaskConstants.java
+++ b/native/src/main/java/io/ballerina/stdlib/task/utils/TaskConstants.java
@@ -48,7 +48,6 @@ public class TaskConstants {
     public static final String LOG_AND_CONTINUE = "LOG_AND_CONTINUE";
     public static final String TERMINATE = "TERMINATE";
     public static final String WAIT = "WAIT";
-    public static final String QUARTZ_CLASS_NAME = "org.quartz";
     public static final String QUARTZ = "quartz";
 
     public static final BString ERR_POLICY = StringUtils.fromString("errorPolicy");
diff --git a/native/src/main/java/io/ballerina/stdlib/task/utils/Utils.java b/native/src/main/java/io/ballerina/stdlib/task/utils/Utils.java
index ec655d50..cde732b8 100644
--- a/native/src/main/java/io/ballerina/stdlib/task/utils/Utils.java
+++ b/native/src/main/java/io/ballerina/stdlib/task/utils/Utils.java
@@ -54,7 +54,7 @@
  */
 public class Utils {
 
-    private static DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSS");
+    private static final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSS");
 
     public static BError createTaskError(String message) {
         return ErrorCreator.createDistinctError(TaskConstants.ERROR, ModuleUtils.getModule(),
@@ -149,9 +149,7 @@ public static void printMessage(String msg, PrintStream console) {
     }
 
     public static void disableQuartzLogs() {
-        Logger quartzLogger = Logger.getLogger(TaskConstants.QUARTZ_CLASS_NAME);
-        quartzLogger.setLevel(Level.OFF);
-        LogManager.getLogManager().addLogger(quartzLogger);
+        Logger.getLogger("").setLevel(Level.OFF);
         LogManager logManager = LogManager.getLogManager();
         Enumeration<String> names = logManager.getLoggerNames();
         for (String name : Collections.list(names)) {