diff --git a/src/main/java/kr/re/etri/autoflow/entity/WorkflowEntity.java b/src/main/java/kr/re/etri/autoflow/entity/WorkflowEntity.java
index 2a798cf..8585bdd 100644
--- a/src/main/java/kr/re/etri/autoflow/entity/WorkflowEntity.java
+++ b/src/main/java/kr/re/etri/autoflow/entity/WorkflowEntity.java
@@ -42,7 +42,7 @@ public class WorkflowEntity {
     private LocalDateTime modDt;
 
     @Schema(description = "워크플로우 버전", example = "1.0")
-    private String version;
+    private Integer version;
 
     @Schema(description = "스텝 개수", example = "5")
     private Integer stepCount;
diff --git a/src/main/java/kr/re/etri/autoflow/repository/WorkflowRepository.java b/src/main/java/kr/re/etri/autoflow/repository/WorkflowRepository.java
index efbb29e..49fc736 100644
--- a/src/main/java/kr/re/etri/autoflow/repository/WorkflowRepository.java
+++ b/src/main/java/kr/re/etri/autoflow/repository/WorkflowRepository.java
@@ -5,4 +5,5 @@ import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
 
 public interface WorkflowRepository extends JpaRepository<WorkflowEntity, Long>, JpaSpecificationExecutor<WorkflowEntity> {
+    Integer findVersionById(Long id);
 }
diff --git a/src/main/java/kr/re/etri/autoflow/service/WorkFlowService.java b/src/main/java/kr/re/etri/autoflow/service/WorkFlowService.java
index 0065c49..82dab80 100644
--- a/src/main/java/kr/re/etri/autoflow/service/WorkFlowService.java
+++ b/src/main/java/kr/re/etri/autoflow/service/WorkFlowService.java
@@ -1,5 +1,6 @@
 package kr.re.etri.autoflow.service;
 
+import jakarta.transaction.Transactional;
 import kr.re.etri.autoflow.entity.WorkflowEntity;
 import kr.re.etri.autoflow.payload.request.BaseSearchRequest;
 import kr.re.etri.autoflow.payload.request.WorkFlowRequest;
@@ -32,10 +33,20 @@ public class WorkFlowService {
         return workflowRepository.findById(id);
     }
 
-    public WorkflowEntity save(WorkflowEntity entity) {
-        return workflowRepository.save(entity);
+    @Transactional
+    public WorkflowEntity save(WorkflowEntity workflow) {
+        if (workflow.getId() == null) {
+            // 신규 생성
+            workflow.setVersion(1);
+        } else {
+            // 업데이트 시 기존 max 버전 + 1
+            Integer maxVersion = workflowRepository.findVersionById(workflow.getId());
+            workflow.setVersion(maxVersion != null ? maxVersion + 1 : 1);
+        }
+        return workflowRepository.save(workflow);
     }
 
+    @Transactional
     public boolean deleteById(Long id) {
         if (workflowRepository.existsById(id)) {
             workflowRepository.deleteById(id);
@@ -44,6 +55,7 @@ public class WorkFlowService {
         return false;
     }
 
+    @Transactional
     public Page<WorkflowEntity> search(WorkFlowRequest request) {
         int pageIndex = request.getPage() > 0 ? request.getPage() - 1 : 0;
 
@@ -67,5 +79,4 @@ public class WorkFlowService {
 
         return workflowRepository.findAll(spec, pageable);
     }
-
 }