diff --git a/src/main/kotlin/com/example/mergebackend/domain/project/presentation/ProjectController.kt b/src/main/kotlin/com/example/mergebackend/domain/project/presentation/ProjectController.kt
index e6a9b9f..8f249c2 100644
--- a/src/main/kotlin/com/example/mergebackend/domain/project/presentation/ProjectController.kt
+++ b/src/main/kotlin/com/example/mergebackend/domain/project/presentation/ProjectController.kt
@@ -40,10 +40,10 @@ class ProjectController(
             @PathVariable("projectId") projectId: UUID,
             @RequestPart(value = "logo", required = true) logo: MultipartFile,
             @RequestPart("project") project: String,
-            @RequestPart("projectImages") projectImages: List<MultipartFile>?
+            @RequestPart("projectImage") projectImage: List<MultipartFile>?
     ): ProjectDetailResponse {
         val request: UpdateProjectRequest = objectMapper.readValue(project, UpdateProjectRequest::class.java)
-        return projectService.update(projectId, request, logo, projectImages)
+        return projectService.update(projectId, request, logo, projectImage)
     }
 
     @GetMapping("/detail")
diff --git a/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectService.kt b/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectService.kt
index d97c26f..39f6c1e 100644
--- a/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectService.kt
+++ b/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectService.kt
@@ -10,7 +10,7 @@ import java.util.*
 interface ProjectService {
 
     fun register(req: RegisterProjectRequest, logo: MultipartFile, projectImage: List<MultipartFile>?): ProjectDetailResponse
-    fun update(projectId: UUID, req: UpdateProjectRequest, logo: MultipartFile, projectImages: List<MultipartFile>?): ProjectDetailResponse
+    fun update(projectId: UUID, req: UpdateProjectRequest, logo: MultipartFile, projectImage: List<MultipartFile>?): ProjectDetailResponse
     fun getDetail(id: UUID): ProjectDetailResponse
     fun getProject(email: String): List<ProjectListResponse>
     fun getList(): List<ProjectListResponse>
diff --git a/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectServiceImpl.kt b/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectServiceImpl.kt
index 26e7abb..eebd101 100644
--- a/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectServiceImpl.kt
+++ b/src/main/kotlin/com/example/mergebackend/domain/project/service/ProjectServiceImpl.kt
@@ -70,7 +70,7 @@ class ProjectServiceImpl (
 
 
     @Transactional
-    override fun update(projectId: UUID, req: UpdateProjectRequest, logo: MultipartFile, projectImages: List<MultipartFile>?): ProjectDetailResponse {
+    override fun update(projectId: UUID, req: UpdateProjectRequest, logo: MultipartFile, projectImage: List<MultipartFile>?): ProjectDetailResponse {
 
         val user = userFacade.getCurrentUser()
         val project = projectRepository.findByIdOrNull(projectId)
@@ -78,7 +78,7 @@ class ProjectServiceImpl (
 
         val logoUrl = fileService.upload(logo, project.projectNameEn).url
 
-        val projectImageUrl = projectImages?.let {
+        val projectImageUrl = projectImage?.let {
             fileService.uploads(it, project.projectNameEn).files.map {fileUrlResponse -> fileUrlResponse.url }
         } ?: project.projectImage