diff --git a/package-lock.json b/package-lock.json
index 3173695..67164b7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "course-vue-backend",
-  "version": "1.3.3",
+  "version": "1.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1328,6 +1328,21 @@
         }
       }
     },
+    "@nestjs/serve-static": {
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/@nestjs/serve-static/-/serve-static-2.2.2.tgz",
+      "integrity": "sha512-3Mr+Q/npS3N7iGoF3Wd6Lj9QcjMGxbNrSqupi5cviM0IKrZ1BHl5qekW95rWYNATAVqoTmjGROAq+nKKpuUagQ==",
+      "requires": {
+        "path-to-regexp": "0.1.7"
+      },
+      "dependencies": {
+        "path-to-regexp": {
+          "version": "0.1.7",
+          "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
+          "integrity": "sha512-5DFkuoqlv1uYQKxy8omFBeJPQcdoE07Kv2sferDCrAq1ohOU+MSDswDIbnx3YAM60qIOnYa53wBhXW0EbMonrQ=="
+        }
+      }
+    },
     "@nestjs/swagger": {
       "version": "4.5.7",
       "resolved": "https://registry.npmjs.org/@nestjs/swagger/-/swagger-4.5.7.tgz",
@@ -8531,9 +8546,9 @@
       "integrity": "sha512-PuYv0PHxZvzc15Sp8ybUCoQ+xpyPWvjOuK72a5ovzp2LI32rJXOiIfyoFoYvG3s6EwwrdkMyWuRiEHSZRLJNdg=="
     },
     "moment-timezone": {
-      "version": "0.5.31",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.31.tgz",
-      "integrity": "sha512-+GgHNg8xRhMXfEbv81iDtrVeTcWt0kWmTEY1XQK14dICTXnWJnT0dxdlPspwqF3keKMVPXwayEsk1DI0AA/jdA==",
+      "version": "0.5.37",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.37.tgz",
+      "integrity": "sha512-uEDzDNFhfaywRl+vwXxffjjq1q0Vzr+fcQpQ1bU0kbzorfS7zVtZnCnGc8mhWmF39d4g4YriF6kwA75mJKE/Zg==",
       "requires": {
         "moment": ">= 2.9.0"
       }
diff --git a/yarn.lock b/yarn.lock
index 40dca6a..a154c6b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5213,16 +5213,16 @@ mkdirp@0.x, mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@^0.5.3:
     minimist "^1.2.5"
 
 moment-timezone@^0.5.x:
-  version "0.5.31"
-  resolved "https://registry.yarnpkg.com/moment-timezone/-/moment-timezone-0.5.31.tgz#9c40d8c5026f0c7ab46eda3d63e49c155148de05"
-  integrity sha512-+GgHNg8xRhMXfEbv81iDtrVeTcWt0kWmTEY1XQK14dICTXnWJnT0dxdlPspwqF3keKMVPXwayEsk1DI0AA/jdA==
+  version "0.5.37"
+  resolved "https://registry.yarnpkg.com/moment-timezone/-/moment-timezone-0.5.37.tgz#adf97f719c4e458fdb12e2b4e87b8bec9f4eef1e"
+  integrity sha512-uEDzDNFhfaywRl+vwXxffjjq1q0Vzr+fcQpQ1bU0kbzorfS7zVtZnCnGc8mhWmF39d4g4YriF6kwA75mJKE/Zg==
   dependencies:
     moment ">= 2.9.0"
 
 "moment@>= 2.9.0":
-  version "2.25.3"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.25.3.tgz#252ff41319cf41e47761a1a88cab30edfe9808c0"
-  integrity sha512-PuYv0PHxZvzc15Sp8ybUCoQ+xpyPWvjOuK72a5ovzp2LI32rJXOiIfyoFoYvG3s6EwwrdkMyWuRiEHSZRLJNdg==
+  version "2.29.4"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.4.tgz#3dbe052889fe7c1b2ed966fcb3a77328964ef108"
+  integrity sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==
 
 move-concurrently@^1.0.1:
   version "1.0.1"