diff --git a/server/domain/src/form/models.rs b/server/domain/src/form/models.rs
index 9012c498..38ae8d2d 100644
--- a/server/domain/src/form/models.rs
+++ b/server/domain/src/form/models.rs
@@ -274,6 +274,7 @@ pub struct PostedAnswersUpdateSchema {
 
 #[derive(Serialize, Deserialize, Clone, PartialEq, Debug)]
 pub struct Answer {
+    pub answer_id: AnswerId,
     pub question_id: QuestionId,
     pub answer: String,
 }
diff --git a/server/infra/resource/src/database/form.rs b/server/infra/resource/src/database/form.rs
index d717c25b..a5d39bf7 100644
--- a/server/infra/resource/src/database/form.rs
+++ b/server/infra/resource/src/database/form.rs
@@ -592,6 +592,7 @@ impl FormDatabase for ConnectionPool {
                     .iter()
                     .map(|rs| {
                         Ok::<AnswerDto, DbErr>(AnswerDto {
+                            answer_id: rs.try_get("", "answer_id")?,
                             question_id: rs.try_get("", "question_id")?,
                             answer: rs.try_get("", "answer")?,
                         })
@@ -697,6 +698,7 @@ impl FormDatabase for ConnectionPool {
                             })
                             .map(|rs| {
                                 Ok::<AnswerDto, DbErr>(AnswerDto {
+                                    answer_id: rs.try_get("", "answer_id")?,
                                     question_id: rs.try_get("", "question_id")?,
                                     answer: rs.try_get("", "answer")?,
                                 })
@@ -796,6 +798,7 @@ impl FormDatabase for ConnectionPool {
                             })
                             .map(|rs| {
                                 Ok::<AnswerDto, DbErr>(AnswerDto {
+                                    answer_id: rs.try_get("", "answer_id")?,
                                     question_id: rs.try_get("", "question_id")?,
                                     answer: rs.try_get("", "answer")?,
                                 })
diff --git a/server/infra/resource/src/dto.rs b/server/infra/resource/src/dto.rs
index fea0ae30..fd24b9e3 100644
--- a/server/infra/resource/src/dto.rs
+++ b/server/infra/resource/src/dto.rs
@@ -136,6 +136,7 @@ impl TryFrom<SimpleFormDto> for domain::form::models::SimpleForm {
 }
 
 pub struct AnswerDto {
+    pub answer_id: i32,
     pub question_id: i32,
     pub answer: String,
 }
@@ -145,11 +146,13 @@ impl TryFrom<AnswerDto> for domain::form::models::Answer {
 
     fn try_from(
         AnswerDto {
+            answer_id,
             question_id,
             answer,
         }: AnswerDto,
     ) -> Result<Self, Self::Error> {
         Ok(domain::form::models::Answer {
+            answer_id: answer_id.into(),
             question_id: question_id.into(),
             answer,
         })