diff --git a/examples/express/yarn.lock b/examples/express/yarn.lock
index b0a1d70e..17a69a3f 100644
--- a/examples/express/yarn.lock
+++ b/examples/express/yarn.lock
@@ -510,7 +510,7 @@ graphql-http@^1.22.4:
   version "2.2.0"
   dependencies:
     busboy "^1.6.0"
-    http-errors "^2.0.0"
+    http-errors "^2.0.1"
     object-path "^0.11.8"
 
 graphql-yoga@^5.15.1:
@@ -560,7 +560,7 @@ http-errors@^2.0.0:
     statuses "2.0.1"
     toidentifier "1.0.1"
 
-http-errors@~2.0.1:
+http-errors@^2.0.1, http-errors@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-2.0.1.tgz#36d2f65bc909c8790018dd36fb4d93da6caae06b"
   integrity sha512-4FbRdAX+bSdmo4AUFuS0WNiPz8NgFt+r8ThgNWmlrjQjt1Q7ZR9+zTlce2859x4KSXrwIsaeTqDoKQmtP8pLmQ==
@@ -683,9 +683,9 @@ proxy-addr@^2.0.7:
     ipaddr.js "1.9.1"
 
 qs@^6.14.0:
-  version "6.14.2"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.14.2.tgz#b5634cf9d9ad9898e31fba3504e866e8efb6798c"
-  integrity sha512-V/yCWTTF7VJ9hIh18Ugr2zhJMP01MY7c5kh4J870L7imm6/DIzBsNLTXzMwUA3yZ5b/KBqLx8Kp3uRvd7xSe3Q==
+  version "6.15.2"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.15.2.tgz#fd55426d710403ddccc45e0f9eab16db7727ece9"
+  integrity sha512-Rzq0KEyX/w/tEybncDgdkZrJgVUsUMk3xjh3t5bv3S1HTAtg+uOYt72+ZfwiQwKdysThkTBdL/rTi6HDmX9Ddw==
   dependencies:
     side-channel "^1.1.0"