diff --git a/api/src/main/kotlin/com/nexters/bottles/api/admin/controller/AdminController.kt b/api/src/main/kotlin/com/nexters/bottles/api/admin/controller/AdminController.kt
index b7c93fe0..70e70e8d 100644
--- a/api/src/main/kotlin/com/nexters/bottles/api/admin/controller/AdminController.kt
+++ b/api/src/main/kotlin/com/nexters/bottles/api/admin/controller/AdminController.kt
@@ -1,7 +1,12 @@
 package com.nexters.bottles.api.admin.controller
 
 import com.nexters.bottles.api.admin.facade.AdminFacade
-import com.nexters.bottles.api.admin.facade.dto.*
+import com.nexters.bottles.api.admin.facade.dto.CreateCustomTokenRequest
+import com.nexters.bottles.api.admin.facade.dto.CustomTokenResponse
+import com.nexters.bottles.api.admin.facade.dto.ExpireTokenRequest
+import com.nexters.bottles.api.admin.facade.dto.FcmTestRequest
+import com.nexters.bottles.api.admin.facade.dto.ForceAfterProfileResponse
+import com.nexters.bottles.api.admin.facade.dto.PushMessageRequest
 import com.nexters.bottles.api.global.interceptor.AuthRequired
 import com.nexters.bottles.api.global.resolver.AuthUserId
 import io.swagger.annotations.ApiOperation
@@ -86,4 +91,10 @@ class AdminController(
     fun makeBlurImage(@PathVariable userId: Long) {
         adminFacade.makeBlurImage(userId)
     }
+
+    @ApiOperation("블러 강도 높이기")
+    @PostMapping("/blur-image/more/{userId}")
+    fun makeMoreBlurImage(@PathVariable userId: Long) {
+        adminFacade.makeMoreBlurImage(userId)
+    }
 }
diff --git a/api/src/main/kotlin/com/nexters/bottles/api/admin/facade/AdminFacade.kt b/api/src/main/kotlin/com/nexters/bottles/api/admin/facade/AdminFacade.kt
index 198968a0..afe4830d 100644
--- a/api/src/main/kotlin/com/nexters/bottles/api/admin/facade/AdminFacade.kt
+++ b/api/src/main/kotlin/com/nexters/bottles/api/admin/facade/AdminFacade.kt
@@ -175,15 +175,42 @@ class AdminFacade(
             }
     }
 
+    fun makeMoreBlurImage(userId: Long) {
+        userProfileService.findAllWithImage()
+            .filter { it.user.id > userId }
+            .filter { it.imageUrl != null }
+            .forEach {
+                val imageFile = amazonS3FileService.downloadAsMultipartFile(it.imageUrl!!.substringAfterLast("/"))
+                val path = makeFirstPathWithUserId(imageFile, it.user.id)
+                val imageUrl = imageUploader.upload(imageFile, path).toString();
+                val blurredImageUrl = imageUrl.replace(PREFIX_ORIGINAL_IMAGE_MAIN, PREFIX_BLURRED_IMAGE)
+
+                userProfileService.upsertImageUrls(it.id, listOf(imageUrl), blurredImageUrl)
+            }
+    }
+
     fun makePathWithUserId(
         file: MultipartFile,
         userId: Long
     ) = "" + userId + FILE_NAME_DELIMITER + LocalDateTime.now()
         .format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss")) + FILE_NAME_DELIMITER + file.originalFilename
 
+    private fun makeFirstPathWithUserId(
+        file: MultipartFile,
+        userId: Long
+    ): String {
+        val filePath = "$PREFIX_ORIGINAL_IMAGE_MAIN${userId}${FILE_NAME_DELIMITER}${
+            LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss"))
+        }${FILE_NAME_DELIMITER}${file.originalFilename}"
+
+        return filePath
+    }
 
     companion object {
         private const val FILE_NAME_DELIMITER = "_"
+        private const val PREFIX_ORIGINAL_IMAGE_MAIN = "original/main/"
+        private const val PREFIX_ORIGINAL_IMAGE = "original/"
+        private const val PREFIX_BLURRED_IMAGE = "blur/"
         private const val mockMaleUserId = 1L
         private const val mockFemaleUserId1 = 2L
         private const val mockFemaleUserId2 = 9L
diff --git a/app/src/main/kotlin/com/nexters/bottles/app/common/component/ImageProcessor.kt b/app/src/main/kotlin/com/nexters/bottles/app/common/component/ImageProcessor.kt
index 5efd39c4..84f82f43 100644
--- a/app/src/main/kotlin/com/nexters/bottles/app/common/component/ImageProcessor.kt
+++ b/app/src/main/kotlin/com/nexters/bottles/app/common/component/ImageProcessor.kt
@@ -18,7 +18,7 @@ class ImageProcessor {
     }
 
     private fun applyGaussianBlur(image: BufferedImage): BufferedImage {
-        val matrix = FloatArray(1225) { 1 / 1225f }
+        val matrix = FloatArray(80 * 80) { 1f / (80 * 80) }
         val size = sqrt(matrix.size.toDouble()).toInt()
         val kernel = Kernel(size, size, matrix)
         val convolveOp = ConvolveOp(kernel, ConvolveOp.EDGE_ZERO_FILL, null)
diff --git a/app/src/main/kotlin/com/nexters/bottles/app/user/service/UserProfileService.kt b/app/src/main/kotlin/com/nexters/bottles/app/user/service/UserProfileService.kt
index a1d4c865..5b734621 100644
--- a/app/src/main/kotlin/com/nexters/bottles/app/user/service/UserProfileService.kt
+++ b/app/src/main/kotlin/com/nexters/bottles/app/user/service/UserProfileService.kt
@@ -81,6 +81,7 @@ class UserProfileService(
                 prevImageUrls = it.imageUrls,
                 prevBlurredImageUrl = it.blurredImageUrl
             )
+            it.imageUrl = imageUrls[0]
             it.imageUrls = imageUrls
             it.blurredImageUrl = blurredImageUrl
             applicationEventPublisher.publishEvent(uploadImageEventDto)