diff --git a/package.json b/package.json
index 9d347d4..acb9311 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "lodash": "^4.17.14",
     "mdast-util-to-string": "1.0.6",
     "prop-types": "15.7.2",
-    "qs": "6.7.0",
+    "qs": "6.7.3",
     "react": "16.9.0-alpha.0",
     "react-dom": "16.9.0-alpha.0",
     "react-helmet": "5.2.1",
diff --git a/yarn.lock b/yarn.lock
index 535fb69..c0729cc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9986,6 +9986,11 @@ qs@6.7.0:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.7.0.tgz#41dc1a015e3d581f1621776be31afb2876a9b1bc"
   integrity sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==
 
+qs@6.7.3:
+  version "6.7.3"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.7.3.tgz#67634d715101aa950601f58dbef353b7e1696b95"
+  integrity sha512-WBoQWf5L/UOLqUj8Mvr4Om7J+ZTCqPbYPHyeLNRS9t9Q3M3/o/9ctpWnlo8yyETPclx7FhH5LidjKKJa9kdSRQ==
+
 qs@~6.5.2:
   version "6.5.2"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"