diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/property/LiteflowConfig.java b/liteflow-core/src/main/java/com/yomahub/liteflow/property/LiteflowConfig.java
index 736d2678d..d18231e27 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/property/LiteflowConfig.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/property/LiteflowConfig.java
@@ -139,7 +139,7 @@ public class LiteflowConfig {
 
     public Integer getWhenQueueLimit() {
         if (ObjectUtil.isNull(whenQueueLimit)){
-            return 512;
+            return 100;
         }else{
             return whenQueueLimit;
         }