diff --git a/yarn.lock b/yarn.lock
index e3d17c2..f1c4e03 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1106,9 +1106,9 @@
     "@types/react" "*"
 
 "@types/react@*":
-  version "16.9.18"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.9.18.tgz#7dfb420a780e3740d43563506009834a86ae2af0"
-  integrity sha512-MvjiKX/kUE8o49ipppg49RDZ97p4XfW1WWksp/UlTUSJpisyhzd62pZAMXxAscFLoxfYOflkGANAnGkSeHTFQg==
+  version "16.9.19"
+  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.9.19.tgz#c842aa83ea490007d29938146ff2e4d9e4360c40"
+  integrity sha512-LJV97//H+zqKWMms0kvxaKYJDG05U2TtQB3chRLF8MPNs+MQh/H1aGlyDUxjaHvu08EAGerdX2z4LTBc7ns77A==
   dependencies:
     "@types/prop-types" "*"
     csstype "^2.2.0"
@@ -3665,9 +3665,9 @@ ee-first@1.1.1:
   integrity sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=
 
 electron-to-chromium@^1.3.338, electron-to-chromium@^1.3.47:
-  version "1.3.339"
-  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.339.tgz#ff7b56c4bc58159f0d6623591116e4414e7a618b"
-  integrity sha512-C1i/vH6/kQx9YV8RddMkmW216GwW4pTrnYIlKmDFIqXA4fPwqDxIdGyHsuG+fgurHoljRz7/oaD+tztcryW/9g==
+  version "1.3.340"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.340.tgz#5d4fe78e984d4211194cf5a52e08069543da146f"
+  integrity sha512-hRFBAglhcj5iVYH+o8QU0+XId1WGoc0VGowJB1cuJAt3exHGrivZvWeAO5BRgBZqwZtwxjm8a5MQeGoT/Su3ww==
 
 elliptic@^6.0.0:
   version "6.5.2"
@@ -4814,9 +4814,9 @@ gatsby-transformer-remark@^2.6.42:
     unist-util-visit "^1.4.1"
 
 gatsby@^2.18.8:
-  version "2.19.1"
-  resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.19.1.tgz#eaea19aec7580a459a7d2b9acea6e1445902ec36"
-  integrity sha512-n4GCNLIdG+0Kf6qNlIN4cfRp+PMAtN45RMvKoRFHQ5hDKnBZf53+wKe0CH2WhYtYayxit32Cn4usDqe5iASWag==
+  version "2.19.3"
+  resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.19.3.tgz#16b7e0f1067a05b12f52d5899cef14473cb02b81"
+  integrity sha512-jnJ4t3iejcoB+bujV55O1m5uiq19EF/Jq9cWO+M0OSbbPRl3qplDQCbKzhSOXXcoTb7k0jxPMdUOqQ53rX9vpA==
   dependencies:
     "@babel/code-frame" "^7.5.5"
     "@babel/core" "^7.7.5"
@@ -5561,9 +5561,9 @@ hmac-drbg@^1.0.0:
     minimalistic-crypto-utils "^1.0.1"
 
 hoist-non-react-statics@^3.3.0:
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/hoist-non-react-statics/-/hoist-non-react-statics-3.3.1.tgz#101685d3aff3b23ea213163f6e8e12f4f111e19f"
-  integrity sha512-wbg3bpgA/ZqWrZuMOeJi8+SKMhr7X9TesL/rXMjTzh0p0JUBo3II8DHboYbuIXWRlttrUFxwcu/5kygrCw8fJw==
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/hoist-non-react-statics/-/hoist-non-react-statics-3.3.2.tgz#ece0acaf71d62c2969c2ec59feff42a4b1a85b45"
+  integrity sha512-/gGivxi8JPKWNm/W0jSmzcMPpfpPLc3dY/6GxhX2hQ9iGj3aDfklV4ET7NjKpSinLpJ5vafa9iiGIEZg10SfBw==
   dependencies:
     react-is "^16.7.0"
 
@@ -7679,12 +7679,13 @@ npm-normalize-package-bin@^1.0.1:
   integrity sha512-EPfafl6JL5/rU+ot6P3gRSCpPDW5VmIzX959Ob1+ySFUuuYHWHekXpwdUZcKP5C+DS4GEtdJluwBjnsNDl+fSA==
 
 npm-packlist@^1.1.6:
-  version "1.4.7"
-  resolved "https://registry.yarnpkg.com/npm-packlist/-/npm-packlist-1.4.7.tgz#9e954365a06b80b18111ea900945af4f88ed4848"
-  integrity sha512-vAj7dIkp5NhieaGZxBJB8fF4R0078rqsmhJcAfXZ6O7JJhjhPK96n5Ry1oZcfLXgfun0GWTZPOxaEyqv8GBykQ==
+  version "1.4.8"
+  resolved "https://registry.yarnpkg.com/npm-packlist/-/npm-packlist-1.4.8.tgz#56ee6cc135b9f98ad3d51c1c95da22bbb9b2ef3e"
+  integrity sha512-5+AZgwru5IevF5ZdnFglB5wNlHG1AOOuw28WhUq8/8emhBmLv6jX5by4WJCh7lW0uSYZYS6DXqIsyZVIXRZU9A==
   dependencies:
     ignore-walk "^3.0.1"
     npm-bundled "^1.0.1"
+    npm-normalize-package-bin "^1.0.1"
 
 npm-run-path@^2.0.0:
   version "2.0.2"
@@ -9288,12 +9289,11 @@ regexpu-core@^4.6.0:
     unicode-match-property-value-ecmascript "^1.1.0"
 
 registry-auth-token@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/registry-auth-token/-/registry-auth-token-4.1.0.tgz#b17f4763c53785b5342fadb0a35d9825be976cfb"
-  integrity sha512-7uxS951DeOBOwsv8deX+l7HcjY2VZxaOgHtM6RKzg3HhpE+bJ0O7VbuMJLosC1T5WSFpHm0DuFIbqUl43jHpsA==
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/registry-auth-token/-/registry-auth-token-4.1.1.tgz#40a33be1e82539460f94328b0f7f0f84c16d9479"
+  integrity sha512-9bKS7nTl9+/A1s7tnPeGrUpRcVY+LUh7bfFgzpndALdPfXQBfQV77rQVtqgUV3ti4vc/Ik81Ex8UJDWDQ12zQA==
   dependencies:
     rc "^1.2.8"
-    safe-buffer "^5.0.1"
 
 registry-url@^5.0.0:
   version "5.1.0"