diff --git a/yarn.lock b/yarn.lock
index 6b5a680..efdb498 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -518,8 +518,8 @@ browserify-mime@~1.2.9:
   resolved "https://registry.yarnpkg.com/browserify-mime/-/browserify-mime-1.2.9.tgz#aeb1af28de6c0d7a6a2ce40adb68ff18422af31f"
 
 bson@~1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/bson/-/bson-1.0.4.tgz#93c10d39eaa5b58415cbc4052f3e53e562b0b72c"
+  version "1.0.9"
+  resolved "https://registry.yarnpkg.com/bson/-/bson-1.0.9.tgz#12319f8323b1254739b7c6bef8d3e89ae05a2f57"
 
 buffer-shims@~1.0.0:
   version "1.0.0"