diff --git a/packages/backend/package.json b/packages/backend/package.json
index 0b4760a..dff07d1 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -18,7 +18,7 @@
    },
    "devDependencies": {
       "@types/cors": "^2.8.6",
-      "@types/express": "^4.17.1",
+      "@types/express": "^4.17.3",
       "@types/mongoose": "^5.7.6"
    }
 }
diff --git a/yarn.lock b/yarn.lock
index 45a735f..4b74951 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1935,10 +1935,10 @@
     "@types/node" "*"
     "@types/range-parser" "*"
 
-"@types/express@*", "@types/express@^4.17.1":
-  version "4.17.1"
-  resolved "https://registry.yarnpkg.com/@types/express/-/express-4.17.1.tgz#4cf7849ae3b47125a567dfee18bfca4254b88c5c"
-  integrity sha512-VfH/XCP0QbQk5B5puLqTLEeFgR8lfCJHZJKkInZ9mkYd+u8byX0kztXEQxEk4wZXJs8HI+7km2ALXjn4YKcX9w==
+"@types/express@*", "@types/express@^4.17.3":
+  version "4.17.3"
+  resolved "https://registry.yarnpkg.com/@types/express/-/express-4.17.3.tgz#38e4458ce2067873b09a73908df488870c303bd9"
+  integrity sha512-I8cGRJj3pyOLs/HndoP+25vOqhqWkAZsWMEmq1qXy/b/M3ppufecUwaK2/TVDVxcV61/iSdhykUjQQ2DLSrTdg==
   dependencies:
     "@types/body-parser" "*"
     "@types/express-serve-static-core" "*"