diff --git a/package.json b/package.json
index 7bea97d..ff21555 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@nestjs/swagger": "^3.1.0",
     "@typegoose/typegoose": "^6.0.3",
     "@types/mongoose": "^5.5.16",
-    "class-transformer": "^0.2.3",
+    "class-transformer": "^0.3.1",
     "class-validator": "^0.10.0",
     "mongoose": "^5.6.11",
     "nestjs-mongoose-crud": "^1.0.4",
diff --git a/yarn.lock b/yarn.lock
index 006744b..b1f7620 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -984,10 +984,10 @@ ci-info@^2.0.0:
   resolved "https://registry.npm.taobao.org/ci-info/download/ci-info-2.0.0.tgz#67a9e964be31a51e15e5010d58e6f12834002f46"
   integrity sha1-Z6npZL4xpR4V5QENWObxKDQAL0Y=
 
-class-transformer@^0.2.3:
-  version "0.2.3"
-  resolved "https://registry.npm.taobao.org/class-transformer/download/class-transformer-0.2.3.tgz#598c92ca71dcca73f91ccb875d74a3847ccfa32d"
-  integrity sha1-WYySynHcynP5HMuHXXSjhHzPoy0=
+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"