diff --git a/common/src/main/java/com/tencent/supersonic/common/pojo/DateConf.java b/common/src/main/java/com/tencent/supersonic/common/pojo/DateConf.java
index ad26bcecd..a3aae7a4f 100644
--- a/common/src/main/java/com/tencent/supersonic/common/pojo/DateConf.java
+++ b/common/src/main/java/com/tencent/supersonic/common/pojo/DateConf.java
@@ -5,6 +5,7 @@ import com.tencent.supersonic.common.util.DateUtils;
 import lombok.Data;
 import org.springframework.util.CollectionUtils;
 
+import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
@@ -12,7 +13,7 @@ import java.util.Objects;
 import static java.time.LocalDate.now;
 
 @Data
-public class DateConf {
+public class DateConf implements Serializable {
 
     private static final long serialVersionUID = 3074129990945004340L;
 
diff --git a/common/src/main/java/com/tencent/supersonic/common/pojo/PageBaseReq.java b/common/src/main/java/com/tencent/supersonic/common/pojo/PageBaseReq.java
index 2af7e5d94..319b0b6e0 100644
--- a/common/src/main/java/com/tencent/supersonic/common/pojo/PageBaseReq.java
+++ b/common/src/main/java/com/tencent/supersonic/common/pojo/PageBaseReq.java
@@ -2,8 +2,11 @@ package com.tencent.supersonic.common.pojo;
 
 import lombok.Data;
 
+import java.io.Serializable;
+
 @Data
-public class PageBaseReq {
+public class PageBaseReq implements Serializable {
+    private static final long serialVersionUID = 1L;
 
     private static final Integer MAX_PAGESIZE = 100;
     private Integer current = 1;
diff --git a/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SemanticParseInfo.java b/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SemanticParseInfo.java
index 46bc7fad1..9a6afefac 100644
--- a/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SemanticParseInfo.java
+++ b/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SemanticParseInfo.java
@@ -109,7 +109,7 @@ public class SemanticParseInfo implements Serializable {
         }
     }
 
-    private static class SchemaNameLengthComparator implements Comparator<SchemaElement> {
+    private static class SchemaNameLengthComparator implements Comparator<SchemaElement>, Serializable {
         @Override
         public int compare(SchemaElement o1, SchemaElement o2) {
             if (o1.getOrder() != o2.getOrder()) {
diff --git a/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlEvaluation.java b/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlEvaluation.java
index 26eb564b2..a5d1e670c 100644
--- a/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlEvaluation.java
+++ b/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlEvaluation.java
@@ -2,8 +2,11 @@ package com.tencent.supersonic.headless.api.pojo;
 
 import lombok.Data;
 
+import java.io.Serializable;
+
 @Data
-public class SqlEvaluation {
+public class SqlEvaluation implements Serializable {
+    private static final long serialVersionUID = 1L;
 
     private Boolean isValidated;
     private String validateMsg;
diff --git a/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlInfo.java b/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlInfo.java
index c83b75901..3eab2bccf 100644
--- a/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlInfo.java
+++ b/headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SqlInfo.java
@@ -2,8 +2,11 @@ package com.tencent.supersonic.headless.api.pojo;
 
 import lombok.Data;
 
+import java.io.Serializable;
+
 @Data
-public class SqlInfo {
+public class SqlInfo implements Serializable {
+    private static final long serialVersionUID = 1L;
 
     // S2SQL generated by semantic parsers
     private String parsedS2SQL;