diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/thread/ExecutorRegistryThread.java b/xxl-job-core/src/main/java/com/xxl/job/core/thread/ExecutorRegistryThread.java
index e43a2a49..ab332db4 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/thread/ExecutorRegistryThread.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/thread/ExecutorRegistryThread.java
@@ -35,6 +35,7 @@ public class ExecutorRegistryThread {
             return;
         }
 
+        toStop = false;
         registryThread = new Thread(new Runnable() {
             @Override
             public void run() {
diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobLogFileCleanThread.java b/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobLogFileCleanThread.java
index b5691542..6ee9f72a 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobLogFileCleanThread.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobLogFileCleanThread.java
@@ -34,6 +34,7 @@ public class JobLogFileCleanThread {
             return;
         }
 
+        toStop = false;
         localThread = new Thread(new Runnable() {
             @Override
             public void run() {
diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/thread/TriggerCallbackThread.java b/xxl-job-core/src/main/java/com/xxl/job/core/thread/TriggerCallbackThread.java
index 40acac00..27cdb046 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/thread/TriggerCallbackThread.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/thread/TriggerCallbackThread.java
@@ -54,6 +54,7 @@ public class TriggerCallbackThread {
             return;
         }
 
+        toStop = false;
         // callback
         triggerCallbackThread = new Thread(new Runnable() {