diff --git a/examples/apollo/yarn.lock b/examples/apollo/yarn.lock
index 1de14d8..c665dfa 100644
--- a/examples/apollo/yarn.lock
+++ b/examples/apollo/yarn.lock
@@ -701,9 +701,10 @@ mkdirp@^0.5.1:
   dependencies:
     minimist "0.0.8"
 
-mongodb-core@3.1.9:
-  version "3.1.9"
-  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.1.9.tgz#c31ee407bf932b0149eaed775c17ee09974e4ca3"
+mongodb-core@3.1.11:
+  version "3.1.11"
+  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.1.11.tgz#b253038dbb4d7329f3d1c2ee5400bb0c9221fde5"
+  integrity sha512-rD2US2s5qk/ckbiiGFHeu+yKYDXdJ1G87F6CG3YdaZpzdOm5zpoAZd/EKbPmFO6cQZ+XVXBXBJ660sSI0gc6qg==
   dependencies:
     bson "^1.1.0"
     require_optional "^1.0.1"
@@ -712,10 +713,11 @@ mongodb-core@3.1.9:
     saslprep "^1.0.0"
 
 mongodb@^3.1.10:
-  version "3.1.10"
-  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.1.10.tgz#45ad9b74ea376f4122d0881b75e5489b9e504ed7"
+  version "3.1.13"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.1.13.tgz#f8cdcbb36ad7a08b570bd1271c8525753f75f9f4"
+  integrity sha512-sz2dhvBZQWf3LRNDhbd30KHVzdjZx9IKC0L+kSZ/gzYquCF5zPOgGqRz6sSCqYZtKP2ekB4nfLxhGtzGHnIKxA==
   dependencies:
-    mongodb-core "3.1.9"
+    mongodb-core "3.1.11"
     safe-buffer "^5.1.2"
 
 ms@2.0.0: