diff --git a/fe/fe-core/src/main/java/org/apache/doris/backup/BackupJob.java b/fe/fe-core/src/main/java/org/apache/doris/backup/BackupJob.java
index adbdc6d0cd..dbb96a96f0 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/backup/BackupJob.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/backup/BackupJob.java
@@ -908,6 +908,7 @@ public class BackupJob extends AbstractJob {
         }
 
         releaseSnapshots();
+        snapshotInfos.clear();
 
         BackupJobState curState = state;
         finishedTime = System.currentTimeMillis();