diff --git a/fe/src/main/java/org/apache/doris/catalog/OlapTable.java b/fe/src/main/java/org/apache/doris/catalog/OlapTable.java
index b556347f9b45b7..6c7894959d4a39 100644
--- a/fe/src/main/java/org/apache/doris/catalog/OlapTable.java
+++ b/fe/src/main/java/org/apache/doris/catalog/OlapTable.java
@@ -844,7 +844,7 @@ public void readFields(DataInput in) throws IOException {
 
         PartitionType partType = PartitionType.valueOf(Text.readString(in));
         if (partType == PartitionType.UNPARTITIONED) {
-            partitionInfo = PartitionInfo.read(in);
+            partitionInfo = SinglePartitionInfo.read(in);
         } else if (partType == PartitionType.RANGE) {
             partitionInfo = RangePartitionInfo.read(in);
         } else {