diff --git a/backend/package-lock.json b/backend/package-lock.json
index 8bf8c02..fd3b1dd 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -517,6 +517,11 @@
         "jsonwebtoken": "8.4.0"
       }
     },
+    "@nestjs/mapped-types": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/@nestjs/mapped-types/-/mapped-types-0.1.1.tgz",
+      "integrity": "sha512-FROYmmZ2F+tLJP/aHasPMX40iUHQPtEAzOAcfAp21baebN5iLUrdyTuphoXjIqubfPFSwtnAGpVm9kLJjQ//ig=="
+    },
     "@nestjs/passport": {
       "version": "6.1.0",
       "resolved": "https://registry.npmjs.org/@nestjs/passport/-/passport-6.1.0.tgz",
@@ -534,23 +539,24 @@
       }
     },
     "@nestjs/swagger": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/@nestjs/swagger/-/swagger-3.1.0.tgz",
-      "integrity": "sha512-12J7cEcj1K2TtCrxVktRrdW6j5bT7BaruNXPlyzBjs3uJopLLOYSR7j5+2JvlPK+uQcnnZFIOiffYEXoozm/zg==",
+      "version": "4.7.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/swagger/-/swagger-4.7.9.tgz",
+      "integrity": "sha512-5WjtrrbWriHCBN9eDCgr43eTU1S/adlF7RaXjS9YDY553vFABqESfs7riZZy4WhBJ35ldfpzgYoyZv3Z/+DyHQ==",
       "requires": {
-        "lodash": "4.17.14",
-        "path-to-regexp": "3.0.0"
+        "@nestjs/mapped-types": "0.1.1",
+        "lodash": "4.17.20",
+        "path-to-regexp": "3.2.0"
       },
       "dependencies": {
         "lodash": {
-          "version": "4.17.14",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.14.tgz",
-          "integrity": "sha512-mmKYbW3GLuJeX+iGP+Y7Gp1AiGHGbXHCOh/jZmrawMmsE7MS4znI3RL2FsjbqOyMayHInjOeykW7PEajUk1/xw=="
+          "version": "4.17.20",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
+          "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
         },
         "path-to-regexp": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-3.0.0.tgz",
-          "integrity": "sha512-ZOtfhPttCrqp2M1PBBH4X13XlvnfhIwD7yCLx+GoGoXRPQyxGOTdQMpIzPSPKXAJT/JQrdfFrgdJOyAzvgpQ9A=="
+          "version": "3.2.0",
+          "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-3.2.0.tgz",
+          "integrity": "sha512-jczvQbCUS7XmS7o+y1aEO9OBVFeZBQ1MDSEqmO7xSoPgOPoowY/SxLpZ6Vh97/8qHZOteiCKb7gkG9gA2ZUxJA=="
         }
       }
     },
diff --git a/backend/package.json b/backend/package.json
index 14cfca9..3e8cdb7 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -25,7 +25,7 @@
     "@nestjs/jwt": "6.1.1",
     "@nestjs/passport": "6.1.0",
     "@nestjs/platform-express": "6.5.3",
-    "@nestjs/swagger": "3.1.0",
+    "@nestjs/swagger": "4.7.9",
     "@nestjs/typeorm": "6.1.3",
     "bcrypt": "3.0.6",
     "class-transformer": "0.2.3",