diff --git a/backend/package.json b/backend/package.json
index c6211a7..e21b0f3 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -28,7 +28,7 @@
     "@nestjs/platform-express": "^7.6.5",
     "@nestjs/swagger": "^4.7.9",
     "@types/hapi__joi": "^17.1.6",
-    "class-transformer": "^0.1.10",
+    "class-transformer": "^0.3.1",
     "class-validator": "^0.9.1",
     "joi": "^17.3.0",
     "jsonwebtoken": "^8.5.1",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 40ba13d..60822b0 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1271,10 +1271,10 @@ cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
-class-transformer@^0.1.10:
-  version "0.1.10"
-  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.1.10.tgz#350f168ebb4c1f87edb18b98dd973681fc20fff7"
-  integrity sha512-QiNdUxEvTBiUtc0KiapGVHhgaqGQVEhOfL9UEBnb9xRfcwmDJT5ijIDwcwJUTwXaT/kGvZZB4JCGsiuR5adX6g==
+class-transformer@^0.3.1:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.3.1.tgz#ee681a5439ff2230fc57f5056412d3befa70d597"
+  integrity sha512-cKFwohpJbuMovS8xVLmn8N2AUbAuc8pVo4zEfsUVo8qgECOogns1WVk/FkOZoxhOPTyTYFckuoH+13FO+MQ8GA==
 
 class-utils@^0.3.5:
   version "0.3.6"