diff --git a/package.json b/package.json
index f10d7158..3670c29c 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "@ava/babel": "1.0.1",
     "@babel/cli": "7.11.6",
     "@babel/core": "7.11.6",
-    "@babel/plugin-proposal-class-properties": "^7.10.4",
+    "@babel/plugin-proposal-class-properties": "^7.12.1",
     "@babel/plugin-proposal-numeric-separator": "^7.10.4",
     "@babel/plugin-proposal-object-rest-spread": "^7.12.1",
     "@babel/plugin-proposal-optional-chaining": "7.11.0",
diff --git a/yarn.lock b/yarn.lock
index b8611cf4..8ffc7300 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -93,6 +93,15 @@
     jsesc "^2.5.1"
     source-map "^0.5.0"
 
+"@babel/generator@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.12.1.tgz#0d70be32bdaa03d7c51c8597dda76e0df1f15468"
+  integrity sha512-DB+6rafIdc9o72Yc3/Ph5h+6hUjeOp66pF0naQBgUFFuPqzQwIlPTm3xZR7YNvduIMtkDIj2t21LSQwnbCrXvg==
+  dependencies:
+    "@babel/types" "^7.12.1"
+    jsesc "^2.5.1"
+    source-map "^0.5.0"
+
 "@babel/helper-annotate-as-pure@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-annotate-as-pure/-/helper-annotate-as-pure-7.10.4.tgz#5bf0d495a3f757ac3bda48b5bf3b3ba309c72ba3"
@@ -117,16 +126,15 @@
     "@babel/helper-annotate-as-pure" "^7.10.4"
     "@babel/types" "^7.10.4"
 
-"@babel/helper-create-class-features-plugin@^7.10.4":
-  version "7.10.4"
-  resolved "https://registry.yarnpkg.com/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.10.4.tgz#2d4015d0136bd314103a70d84a7183e4b344a355"
-  integrity sha512-9raUiOsXPxzzLjCXeosApJItoMnX3uyT4QdM2UldffuGApNrF8e938MwNpDCK9CPoyxrEoCgT+hObJc3mZa6lQ==
+"@babel/helper-create-class-features-plugin@^7.10.4", "@babel/helper-create-class-features-plugin@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.12.1.tgz#3c45998f431edd4a9214c5f1d3ad1448a6137f6e"
+  integrity sha512-hkL++rWeta/OVOBTRJc9a5Azh5mt5WgZUGAKMD8JM141YsE08K//bp1unBBieO6rUKkIPyUE0USQ30jAy3Sk1w==
   dependencies:
     "@babel/helper-function-name" "^7.10.4"
-    "@babel/helper-member-expression-to-functions" "^7.10.4"
+    "@babel/helper-member-expression-to-functions" "^7.12.1"
     "@babel/helper-optimise-call-expression" "^7.10.4"
-    "@babel/helper-plugin-utils" "^7.10.4"
-    "@babel/helper-replace-supers" "^7.10.4"
+    "@babel/helper-replace-supers" "^7.12.1"
     "@babel/helper-split-export-declaration" "^7.10.4"
 
 "@babel/helper-function-name@^7.10.4":
@@ -152,6 +160,13 @@
   dependencies:
     "@babel/types" "^7.10.4"
 
+"@babel/helper-member-expression-to-functions@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.12.1.tgz#fba0f2fcff3fba00e6ecb664bb5e6e26e2d6165c"
+  integrity sha512-k0CIe3tXUKTRSoEx1LQEPFU9vRQfqHtl+kf8eNnDqb4AUJEy5pz6aIiog+YWtVm2jpggjS1laH68bPsR+KWWPQ==
+  dependencies:
+    "@babel/types" "^7.12.1"
+
 "@babel/helper-module-imports@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-module-imports/-/helper-module-imports-7.10.4.tgz#4c5c54be04bd31670a7382797d75b9fa2e5b5620"
@@ -194,6 +209,16 @@
     "@babel/traverse" "^7.10.4"
     "@babel/types" "^7.10.4"
 
+"@babel/helper-replace-supers@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/helper-replace-supers/-/helper-replace-supers-7.12.1.tgz#f15c9cc897439281891e11d5ce12562ac0cf3fa9"
+  integrity sha512-zJjTvtNJnCFsCXVi5rUInstLd/EIVNmIKA1Q9ynESmMBWPWd+7sdR+G4/wdu+Mppfep0XLyG2m7EBPvjCeFyrw==
+  dependencies:
+    "@babel/helper-member-expression-to-functions" "^7.12.1"
+    "@babel/helper-optimise-call-expression" "^7.10.4"
+    "@babel/traverse" "^7.12.1"
+    "@babel/types" "^7.12.1"
+
 "@babel/helper-simple-access@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-simple-access/-/helper-simple-access-7.10.4.tgz#0f5ccda2945277a2a7a2d3a821e15395edcf3461"
@@ -259,12 +284,17 @@
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.11.5.tgz#c7ff6303df71080ec7a4f5b8c003c58f1cf51037"
   integrity sha512-X9rD8qqm695vgmeaQ4fvz/o3+Wk4ZzQvSHkDBgpYKxpD4qTAUm88ZKtHkVqIOsYFFbIQ6wQYhC6q7pjqVK0E0Q==
 
-"@babel/plugin-proposal-class-properties@^7.10.4":
-  version "7.10.4"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.10.4.tgz#a33bf632da390a59c7a8c570045d1115cd778807"
-  integrity sha512-vhwkEROxzcHGNu2mzUC0OFFNXdZ4M23ib8aRRcJSsW8BZK9pQMD7QB7csl97NBbgGZO7ZyHUyKDnxzOaP4IrCg==
+"@babel/parser@^7.12.1":
+  version "7.12.3"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.12.3.tgz#a305415ebe7a6c7023b40b5122a0662d928334cd"
+  integrity sha512-kFsOS0IbsuhO5ojF8Hc8z/8vEIOkylVBrjiZUbLTE3XFe0Qi+uu6HjzQixkFaqr0ZPAMZcBVxEwmsnsLPZ2Xsw==
+
+"@babel/plugin-proposal-class-properties@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.12.1.tgz#a082ff541f2a29a4821065b8add9346c0c16e5de"
+  integrity sha512-cKp3dlQsFsEs5CWKnN7BnSHOd0EOW8EKpEjkoz1pO2E5KzIDNV9Ros1b0CnmbVgAGXJubOYVBOGCT1OmJwOI7w==
   dependencies:
-    "@babel/helper-create-class-features-plugin" "^7.10.4"
+    "@babel/helper-create-class-features-plugin" "^7.12.1"
     "@babel/helper-plugin-utils" "^7.10.4"
 
 "@babel/plugin-proposal-dynamic-import@^7.8.3":
@@ -486,6 +516,21 @@
     globals "^11.1.0"
     lodash "^4.17.19"
 
+"@babel/traverse@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.12.1.tgz#941395e0c5cc86d5d3e75caa095d3924526f0c1e"
+  integrity sha512-MA3WPoRt1ZHo2ZmoGKNqi20YnPt0B1S0GTZEPhhd+hw2KGUzBlHuVunj6K4sNuK+reEvyiPwtp0cpaqLzJDmAw==
+  dependencies:
+    "@babel/code-frame" "^7.10.4"
+    "@babel/generator" "^7.12.1"
+    "@babel/helper-function-name" "^7.10.4"
+    "@babel/helper-split-export-declaration" "^7.11.0"
+    "@babel/parser" "^7.12.1"
+    "@babel/types" "^7.12.1"
+    debug "^4.1.0"
+    globals "^11.1.0"
+    lodash "^4.17.19"
+
 "@babel/types@7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.8.3.tgz#5a383dffa5416db1b73dedffd311ffd0788fb31c"
@@ -504,6 +549,15 @@
     lodash "^4.17.19"
     to-fast-properties "^2.0.0"
 
+"@babel/types@^7.12.1":
+  version "7.12.1"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.12.1.tgz#e109d9ab99a8de735be287ee3d6a9947a190c4ae"
+  integrity sha512-BzSY3NJBKM4kyatSOWh3D/JJ2O3CVzBybHWxtgxnggaxEuaSTTDqeiSb/xk9lrkw2Tbqyivw5ZU4rT+EfznQsA==
+  dependencies:
+    "@babel/helper-validator-identifier" "^7.10.4"
+    lodash "^4.17.19"
+    to-fast-properties "^2.0.0"
+
 "@concordance/react@^2.0.0":
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/@concordance/react/-/react-2.0.0.tgz#aef913f27474c53731f4fd79cc2f54897de90fde"