diff --git a/backend/src/main/java/io/dataease/commons/utils/CronUtils.java b/backend/src/main/java/io/dataease/commons/utils/CronUtils.java
index 50aa3dd4da..c25b298665 100644
--- a/backend/src/main/java/io/dataease/commons/utils/CronUtils.java
+++ b/backend/src/main/java/io/dataease/commons/utils/CronUtils.java
@@ -100,7 +100,7 @@ public class CronUtils {
     }
     private static String getDayOfWeek(Calendar instance) {
         int index = instance.get(Calendar.DAY_OF_WEEK);
-        index = index + 1;
+        index = (index % 7) + 1;
         return String.valueOf(index);
     }