diff --git a/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java b/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java
index 0abf12e..32e3f04 100644
--- a/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java
+++ b/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java
@@ -67,7 +67,7 @@ public class DataGroupController {
     public ResponseEntity<DataGroupEntity> updateProject(
             @Parameter(description = "수정할 데이터 그룹 ID", required = true, in =  ParameterIn.PATH)
             @PathVariable("id") Long id,
-            @RequestBody ProjectRequest dto) {
+            @RequestBody DataGroupEntity dto) {
 
         return dataGroupService.update(id, dto)
                 .map(ResponseEntity::ok)
diff --git a/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java b/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java
index 98e4191..ae2c53d 100644
--- a/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java
+++ b/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java
@@ -105,12 +105,21 @@ public class DataGroupService {
         return dataGroupRepository.save(project);
     }
 
-    @Transactional(readOnly = false)
-    public Optional<DataGroupEntity> update(Long id, ProjectRequest dto) {
+    @Transactional
+    public Optional<DataGroupEntity> update(Long id, DataGroupEntity dto) {
         return dataGroupRepository.findById(id)
-                .map(project -> {
-                    BeanUtils.copyProperties(dto, project);
-                    return dataGroupRepository.save(project);
+                .map(entity -> {
+                    if (dto.getRefType() != null) entity.setRefType(dto.getRefType());
+                    if (dto.getDsNm() != null) entity.setDsNm(dto.getDsNm());
+                    if (dto.getDsDesc() != null) entity.setDsDesc(dto.getDsDesc());
+                    if (dto.getDelYn() != null) entity.setDelYn(dto.getDelYn());
+                    if (dto.getRegUserId() != null) entity.setRegUserId(dto.getRegUserId());
+                    if (dto.getRegUserNm() != null) entity.setRegUserNm(dto.getRegUserNm());
+                    if (dto.getModUserId() != null) entity.setModUserId(dto.getModUserId());
+                    if (dto.getModUserNm() != null) entity.setModUserNm(dto.getModUserNm());
+                    if (dto.getProjectId() != null) entity.setProjectId(dto.getProjectId());
+
+                    return dataGroupRepository.save(entity);
                 });
     }