diff --git a/package.json b/package.json
index 250568d..d11d6a0 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "react": "16.8.4",
     "react-dom": "16.8.4",
     "react-emotion": "9.2.12",
-    "react-helmet": "5.2.0",
+    "react-helmet": "6.1.0",
     "react-typography": "0.16.18",
     "slugify": "1.3.4",
     "typography": "0.16.18"
diff --git a/yarn.lock b/yarn.lock
index 830e8a4..fd68f6d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -939,10 +939,10 @@
     "@types/prop-types" "*"
     csstype "^2.2.0"
 
-"@types/react@16.7.18":
-  version "16.7.18"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.7.18.tgz#f4ce0d539a893dd61e36cd11ae3a5e54f5a48337"
-  integrity sha512-Tx4uu3ppK53/iHk6VpamMP3f3ahfDLEVt3ZQc8TFm30a1H3v9lMsCntBREswZIW/SKrvJjkb3Hq8UwO6GREBng==
+"@types/react@16.9.11":
+  version "16.9.11"
+  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.9.11.tgz#70e0b7ad79058a7842f25ccf2999807076ada120"
+  integrity sha512-UBT4GZ3PokTXSWmdgC/GeCGEJXE5ofWyibCcecRLUVN2ZBpXQGVgQGtG2foS7CrTKFKlQVVswLvf7Js6XA/CVQ==
   dependencies:
     "@types/prop-types" "*"
     csstype "^2.2.0"
@@ -8001,6 +8001,15 @@ prop-types@^15.5.10, prop-types@^15.5.4, prop-types@^15.6.1, prop-types@^15.6.2:
     loose-envify "^1.3.1"
     object-assign "^4.1.1"
 
+prop-types@^15.7.2:
+  version "15.8.1"
+  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.8.1.tgz#67d87bf1a694f48435cf332c24af10214a3140b5"
+  integrity sha512-oj87CgZICdulUohogVAR7AjlC0327U4el4L6eAvOqCeudMDVU0NThNaV+b9Df4dXgSP1gXMTnPdhfe/2qDH5cg==
+  dependencies:
+    loose-envify "^1.4.0"
+    object-assign "^4.1.1"
+    react-is "^16.13.1"
+
 proxy-addr@~2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.4.tgz#ecfc733bf22ff8c6f407fa275327b9ab67e48b93"
@@ -8202,15 +8211,15 @@ react-dom@16.6.3:
     prop-types "^15.6.2"
     scheduler "^0.11.2"
 
-react-dom@16.7.0:
-  version "16.7.0"
-  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.7.0.tgz#a17b2a7ca89ee7390bc1ed5eb81783c7461748b8"
-  integrity sha512-D0Ufv1ExCAmF38P2Uh1lwpminZFRXEINJe53zRAbm4KPwSyd6DY/uDoS0Blj9jvPpn1+wivKpZYc8aAAN/nAkg==
+react-dom@16.8.4:
+  version "16.8.4"
+  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.8.4.tgz#1061a8e01a2b3b0c8160037441c3bf00a0e3bc48"
+  integrity sha512-Ob2wK7XG2tUDt7ps7LtLzGYYB6DXMCLj0G5fO6WeEICtT4/HdpOi7W/xLzZnR6RCG1tYza60nMdqtxzA8FaPJQ==
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
     prop-types "^15.6.2"
-    scheduler "^0.12.0"
+    scheduler "^0.13.4"
 
 react-emotion@9.2.12, react-emotion@^9.2.12:
   version "9.2.12"
@@ -8225,7 +8234,22 @@ react-error-overlay@^3.0.0:
   resolved "https://registry.yarnpkg.com/react-error-overlay/-/react-error-overlay-3.0.0.tgz#c2bc8f4d91f1375b3dad6d75265d51cd5eeaf655"
   integrity sha512-XzgvowFrwDo6TWcpJ/WTiarb9UI6lhA4PMzS7n1joK3sHfBBBOQHUc0U4u57D6DWO9vHv6lVSWx2Q/Ymfyv4hw==
 
-react-helmet@5.2.0, react-helmet@^5.2.0:
+react-fast-compare@^3.1.1:
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/react-fast-compare/-/react-fast-compare-3.2.2.tgz#929a97a532304ce9fee4bcae44234f1ce2c21d49"
+  integrity sha512-nsO+KSNgo1SbJqJEYRE9ERzo7YtYbou/OqjSQKxV7jcKox7+usiUVZOAC+XnDOABXggQTno0Y1CpVnuWEc1boQ==
+
+react-helmet@6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/react-helmet/-/react-helmet-6.1.0.tgz#a750d5165cb13cf213e44747502652e794468726"
+  integrity sha512-4uMzEY9nlDlgxr61NL3XbKRy1hEkXmKNXhjbAIOVw5vcFrsdYbH2FEwcNyWvWinl103nXgzYNlns9ca+8kFiWw==
+  dependencies:
+    object-assign "^4.1.1"
+    prop-types "^15.7.2"
+    react-fast-compare "^3.1.1"
+    react-side-effect "^2.1.0"
+
+react-helmet@^5.2.0:
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/react-helmet/-/react-helmet-5.2.0.tgz#a81811df21313a6d55c5f058c4aeba5d6f3d97a7"
   integrity sha1-qBgR3yExOm1VxfBYxK66XW89l6c=
@@ -8250,6 +8274,11 @@ react-hot-loader@^4.6.2:
     shallowequal "^1.0.2"
     source-map "^0.7.3"
 
+react-is@^16.13.1:
+  version "16.13.1"
+  resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.1.tgz#789729a4dc36de2999dc156dd6c1d9c18cea56a4"
+  integrity sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==
+
 react-lifecycles-compat@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/react-lifecycles-compat/-/react-lifecycles-compat-3.0.4.tgz#4f1a273afdfc8f3488a8c516bfda78f872352362"
@@ -8271,6 +8300,11 @@ react-side-effect@^1.1.0:
     exenv "^1.2.1"
     shallowequal "^1.0.1"
 
+react-side-effect@^2.1.0:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/react-side-effect/-/react-side-effect-2.1.2.tgz#dc6345b9e8f9906dc2eeb68700b615e0b4fe752a"
+  integrity sha512-PVjOcvVOyIILrYoyGEpDN3vmYNLdy1CajSFNt4TDsVQC5KpTijDvWVoR+/7Rz2xT978D8/ZtFceXxzsPwZEDvw==
+
 react-typography@0.16.18:
   version "0.16.18"
   resolved "https://registry.yarnpkg.com/react-typography/-/react-typography-0.16.18.tgz#89341b63d615f1dfcf5e471797df5acce5bde1f3"
@@ -8286,15 +8320,15 @@ react@16.6.3:
     prop-types "^15.6.2"
     scheduler "^0.11.2"
 
-react@16.7.0:
-  version "16.7.0"
-  resolved "https://registry.yarnpkg.com/react/-/react-16.7.0.tgz#b674ec396b0a5715873b350446f7ea0802ab6381"
-  integrity sha512-StCz3QY8lxTb5cl2HJxjwLFOXPIFQp+p+hxQfc8WE0QiLfCtIlKj8/+5tjjKm8uSTlAW+fCPaavGFS06V9Ar3A==
+react@16.8.4:
+  version "16.8.4"
+  resolved "https://registry.yarnpkg.com/react/-/react-16.8.4.tgz#fdf7bd9ae53f03a9c4cd1a371432c206be1c4768"
+  integrity sha512-0GQ6gFXfUH7aZcjGVymlPOASTuSjlQL4ZtVC5YKH+3JL6bBLCVO21DknzmaPlI90LN253ojj02nsapy+j7wIjg==
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
     prop-types "^15.6.2"
-    scheduler "^0.12.0"
+    scheduler "^0.13.4"
 
 read-pkg-up@^2.0.0:
   version "2.0.0"
@@ -8737,10 +8771,10 @@ scheduler@^0.11.2:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
 
-scheduler@^0.12.0:
-  version "0.12.0"
-  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.12.0.tgz#8ab17699939c0aedc5a196a657743c496538647b"
-  integrity sha512-t7MBR28Akcp4Jm+QoR63XgAi9YgCUmgvDHqf5otgAj4QvdoBE4ImCX0ffehefePPG+aitiYHp0g/mW6s4Tp+dw==
+scheduler@^0.13.4:
+  version "0.13.6"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.13.6.tgz#466a4ec332467b31a91b9bf74e5347072e4cd889"
+  integrity sha512-IWnObHt413ucAYKsD9J1QShUKkbKLQQHdxRyw73sw4FN26iWr3DY/H34xGPe4nmL1DwXyWmSWmMrA9TfQbE/XQ==
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"