diff --git a/pic-api/src/main/kotlin/com/mashup/pic/event/controller/dto/UploadImageRequest.kt b/pic-api/src/main/kotlin/com/mashup/pic/event/controller/dto/UploadImageRequest.kt
index cb06b4f..cea2ec8 100644
--- a/pic-api/src/main/kotlin/com/mashup/pic/event/controller/dto/UploadImageRequest.kt
+++ b/pic-api/src/main/kotlin/com/mashup/pic/event/controller/dto/UploadImageRequest.kt
@@ -1,10 +1,12 @@
 package com.mashup.pic.event.controller.dto
 
 import com.mashup.pic.event.applicationService.dto.UploadImageServiceRequest
+import jakarta.validation.constraints.NotNull
+import jakarta.validation.constraints.Size
 
 data class UploadImageRequest(
-    val eventId: Long,
-    val imageUrls: List<String>
+    @field:NotNull val eventId: Long,
+    @field:Size(min = 1) val imageUrls: List<String>
 )
 
 fun UploadImageRequest.toServiceRequest(userId: Long): UploadImageServiceRequest = UploadImageServiceRequest(userId, eventId, imageUrls)