diff --git a/backend/package.json b/backend/package.json
index 1f18234..9082215 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -25,7 +25,7 @@
     "backoff-rxjs": "^6.3.2",
     "bcrypt": "^3.0.6",
     "chance": "^1.0.18",
-    "class-transformer": "^0.2.3",
+    "class-transformer": "^0.3.1",
     "class-validator": "^0.9.1",
     "cucumber": "^6.0.1",
     "dotenv": "^6.1.0",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 731aabd..a6c22f9 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1576,10 +1576,10 @@ ci-info@^2.0.0:
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-2.0.0.tgz#67a9e964be31a51e15e5010d58e6f12834002f46"
   integrity sha512-5tK7EtrZ0N+OLFMthtqOj4fI2Jeb88C4CAZPu25LDVUgXJ0A3Js4PMGqrn0JU1W0Mh1/Z8wZzYPxqUrXeBboCQ==
 
-class-transformer@^0.2.3:
-  version "0.2.3"
-  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.2.3.tgz#598c92ca71dcca73f91ccb875d74a3847ccfa32d"
-  integrity sha512-qsP+0xoavpOlJHuYsQJsN58HXSl8Jvveo+T37rEvCEeRfMWoytAyR0Ua/YsFgpM6AZYZ/og2PJwArwzJl1aXtQ==
+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"