diff --git a/package.json b/package.json
index 083e7abf..dae7f1b7 100644
--- a/package.json
+++ b/package.json
@@ -34,10 +34,10 @@
     "@aureooms/js-measure": "1.0.3",
     "@aureooms/js-predicate": "2.0.2",
     "@babel/cli": "7.8.4",
-    "@babel/core": "7.8.4",
+    "@babel/core": "7.8.6",
     "@babel/polyfill": "7.8.3",
-    "@babel/preset-env": "7.8.4",
-    "@babel/register": "7.8.3",
+    "@babel/preset-env": "7.8.6",
+    "@babel/register": "7.8.6",
     "argparse": "1.0.10",
     "ava": "2.4.0",
     "benchmark": "2.1.4",
diff --git a/yarn.lock b/yarn.lock
index a6e49765..42a1f2af 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -85,27 +85,27 @@
   dependencies:
     "@babel/highlight" "^7.8.3"
 
-"@babel/compat-data@^7.8.4":
-  version "7.8.4"
-  resolved "https://registry.yarnpkg.com/@babel/compat-data/-/compat-data-7.8.4.tgz#bbe65d05a291667a8394fe8a0e0e277ef22b0d2a"
-  integrity sha512-lHLhlsvFjJAqNU71b7k6Vv9ewjmTXKvqaMv7n0G1etdCabWLw3nEYE8mmgoVOxMIFE07xOvo7H7XBASirX6Rrg==
+"@babel/compat-data@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/compat-data/-/compat-data-7.8.6.tgz#7eeaa0dfa17e50c7d9c0832515eee09b56f04e35"
+  integrity sha512-CurCIKPTkS25Mb8mz267vU95vy+TyUpnctEX2lV33xWNmHAfjruztgiPBbXZRh3xZZy1CYvGx6XfxyTVS+sk7Q==
   dependencies:
     browserslist "^4.8.5"
     invariant "^2.2.4"
     semver "^5.5.0"
 
-"@babel/core@7.8.4":
-  version "7.8.4"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.8.4.tgz#d496799e5c12195b3602d0fddd77294e3e38e80e"
-  integrity sha512-0LiLrB2PwrVI+a2/IEskBopDYSd8BCb3rOvH7D5tzoWd696TBEduBvuLVm4Nx6rltrLZqvI3MCalB2K2aVzQjA==
+"@babel/core@7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.8.6.tgz#27d7df9258a45c2e686b6f18b6c659e563aa4636"
+  integrity sha512-Sheg7yEJD51YHAvLEV/7Uvw95AeWqYPL3Vk3zGujJKIhJ+8oLw2ALaf3hbucILhKsgSoADOvtKRJuNVdcJkOrg==
   dependencies:
     "@babel/code-frame" "^7.8.3"
-    "@babel/generator" "^7.8.4"
+    "@babel/generator" "^7.8.6"
     "@babel/helpers" "^7.8.4"
-    "@babel/parser" "^7.8.4"
-    "@babel/template" "^7.8.3"
-    "@babel/traverse" "^7.8.4"
-    "@babel/types" "^7.8.3"
+    "@babel/parser" "^7.8.6"
+    "@babel/template" "^7.8.6"
+    "@babel/traverse" "^7.8.6"
+    "@babel/types" "^7.8.6"
     convert-source-map "^1.7.0"
     debug "^4.1.0"
     gensync "^1.0.0-beta.1"
@@ -165,6 +165,16 @@
     lodash "^4.17.13"
     source-map "^0.5.0"
 
+"@babel/generator@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.8.6.tgz#57adf96d370c9a63c241cd719f9111468578537a"
+  integrity sha512-4bpOR5ZBz+wWcMeVtcf7FbjcFzCp+817z2/gHNncIRcM9MmKzUhtWCYAq27RAfUrAFwb+OCG1s9WEaVxfi6cjg==
+  dependencies:
+    "@babel/types" "^7.8.6"
+    jsesc "^2.5.1"
+    lodash "^4.17.13"
+    source-map "^0.5.0"
+
 "@babel/helper-annotate-as-pure@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-annotate-as-pure/-/helper-annotate-as-pure-7.7.4.tgz#bb3faf1e74b74bd547e867e48f551fa6b098b6ce"
@@ -196,12 +206,12 @@
     "@babel/traverse" "^7.8.3"
     "@babel/types" "^7.8.3"
 
-"@babel/helper-compilation-targets@^7.8.4":
-  version "7.8.4"
-  resolved "https://registry.yarnpkg.com/@babel/helper-compilation-targets/-/helper-compilation-targets-7.8.4.tgz#03d7ecd454b7ebe19a254f76617e61770aed2c88"
-  integrity sha512-3k3BsKMvPp5bjxgMdrFyq0UaEO48HciVrOVF0+lon8pp95cyJ2ujAh0TrBHNMnJGT2rr0iKOJPFFbSqjDyf/Pg==
+"@babel/helper-compilation-targets@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/helper-compilation-targets/-/helper-compilation-targets-7.8.6.tgz#015b85db69e3a34240d5c2b761fc53eb9695f09c"
+  integrity sha512-UrJdk27hKVJSnibFcUWYLkCL0ZywTUoot8yii1lsHJcvwrypagmYKjHLMWivQPm4s6GdyygCL8fiH5EYLxhQwQ==
   dependencies:
-    "@babel/compat-data" "^7.8.4"
+    "@babel/compat-data" "^7.8.6"
     browserslist "^4.8.5"
     invariant "^2.2.4"
     levenary "^1.1.1"
@@ -392,6 +402,16 @@
     "@babel/traverse" "^7.8.3"
     "@babel/types" "^7.8.3"
 
+"@babel/helper-replace-supers@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/helper-replace-supers/-/helper-replace-supers-7.8.6.tgz#5ada744fd5ad73203bf1d67459a27dcba67effc8"
+  integrity sha512-PeMArdA4Sv/Wf4zXwBKPqVj7n9UF/xg6slNRtZW84FM7JpE1CbG8B612FyM4cxrf4fMAMGO0kR7voy1ForHHFA==
+  dependencies:
+    "@babel/helper-member-expression-to-functions" "^7.8.3"
+    "@babel/helper-optimise-call-expression" "^7.8.3"
+    "@babel/traverse" "^7.8.6"
+    "@babel/types" "^7.8.6"
+
 "@babel/helper-simple-access@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-simple-access/-/helper-simple-access-7.7.4.tgz#a169a0adb1b5f418cfc19f22586b2ebf58a9a294"
@@ -493,6 +513,11 @@
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.8.4.tgz#d1dbe64691d60358a974295fa53da074dd2ce8e8"
   integrity sha512-0fKu/QqildpXmPVaRBoXOlyBb3MC+J0A66x97qEfLOMkn3u6nfY5esWogQwi/K0BjASYy4DbnsEWnpNL6qT5Mw==
 
+"@babel/parser@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.8.6.tgz#ba5c9910cddb77685a008e3c587af8d27b67962c"
+  integrity sha512-trGNYSfwq5s0SgM1BMEB8hX3NDmO7EP2wsDGDexiaKMB92BaRpS+qZfpkMqUBhcsOTBwNy9B/jieo4ad/t/z2g==
+
 "@babel/plugin-proposal-async-generator-functions@^7.2.0":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-async-generator-functions/-/plugin-proposal-async-generator-functions-7.7.4.tgz#0351c5ac0a9e927845fffd5b82af476947b7ce6d"
@@ -691,17 +716,17 @@
     "@babel/helper-plugin-utils" "^7.8.3"
     lodash "^4.17.13"
 
-"@babel/plugin-transform-classes@^7.8.3":
-  version "7.8.3"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-classes/-/plugin-transform-classes-7.8.3.tgz#46fd7a9d2bb9ea89ce88720477979fe0d71b21b8"
-  integrity sha512-SjT0cwFJ+7Rbr1vQsvphAHwUHvSUPmMjMU/0P59G8U2HLFqSa082JO7zkbDNWs9kH/IUqpHI6xWNesGf8haF1w==
+"@babel/plugin-transform-classes@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-classes/-/plugin-transform-classes-7.8.6.tgz#77534447a477cbe5995ae4aee3e39fbc8090c46d"
+  integrity sha512-k9r8qRay/R6v5aWZkrEclEhKO6mc1CCQr2dLsVHBmOQiMpN6I2bpjX3vgnldUWeEI1GHVNByULVxZ4BdP4Hmdg==
   dependencies:
     "@babel/helper-annotate-as-pure" "^7.8.3"
     "@babel/helper-define-map" "^7.8.3"
     "@babel/helper-function-name" "^7.8.3"
     "@babel/helper-optimise-call-expression" "^7.8.3"
     "@babel/helper-plugin-utils" "^7.8.3"
-    "@babel/helper-replace-supers" "^7.8.3"
+    "@babel/helper-replace-supers" "^7.8.6"
     "@babel/helper-split-export-declaration" "^7.8.3"
     globals "^11.1.0"
 
@@ -750,10 +775,10 @@
     "@babel/helper-builder-binary-assignment-operator-visitor" "^7.8.3"
     "@babel/helper-plugin-utils" "^7.8.3"
 
-"@babel/plugin-transform-for-of@^7.8.4":
-  version "7.8.4"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-for-of/-/plugin-transform-for-of-7.8.4.tgz#6fe8eae5d6875086ee185dd0b098a8513783b47d"
-  integrity sha512-iAXNlOWvcYUYoV8YIxwS7TxGRJcxyl8eQCfT+A5j8sKUzRFvJdcyjp97jL2IghWSRDaL2PU2O2tX8Cu9dTBq5A==
+"@babel/plugin-transform-for-of@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-for-of/-/plugin-transform-for-of-7.8.6.tgz#a051bd1b402c61af97a27ff51b468321c7c2a085"
+  integrity sha512-M0pw4/1/KI5WAxPsdcUL/w2LJ7o89YHN3yLkzNjg7Yl15GlVGgzHyCU+FMeAxevHGsLVmUqbirlUIKTafPmzdw==
   dependencies:
     "@babel/helper-plugin-utils" "^7.8.3"
 
@@ -931,13 +956,13 @@
     core-js "^2.6.5"
     regenerator-runtime "^0.13.2"
 
-"@babel/preset-env@7.8.4":
-  version "7.8.4"
-  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.8.4.tgz#9dac6df5f423015d3d49b6e9e5fa3413e4a72c4e"
-  integrity sha512-HihCgpr45AnSOHRbS5cWNTINs0TwaR8BS8xIIH+QwiW8cKL0llV91njQMpeMReEPVs+1Ao0x3RLEBLtt1hOq4w==
+"@babel/preset-env@7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.8.6.tgz#2a0773b08589ecba4995fc71b1965e4f531af40b"
+  integrity sha512-M5u8llV9DIVXBFB/ArIpqJuvXpO+ymxcJ6e8ZAmzeK3sQeBNOD1y+rHvHCGG4TlEmsNpIrdecsHGHT8ZCoOSJg==
   dependencies:
-    "@babel/compat-data" "^7.8.4"
-    "@babel/helper-compilation-targets" "^7.8.4"
+    "@babel/compat-data" "^7.8.6"
+    "@babel/helper-compilation-targets" "^7.8.6"
     "@babel/helper-module-imports" "^7.8.3"
     "@babel/helper-plugin-utils" "^7.8.3"
     "@babel/plugin-proposal-async-generator-functions" "^7.8.3"
@@ -960,13 +985,13 @@
     "@babel/plugin-transform-async-to-generator" "^7.8.3"
     "@babel/plugin-transform-block-scoped-functions" "^7.8.3"
     "@babel/plugin-transform-block-scoping" "^7.8.3"
-    "@babel/plugin-transform-classes" "^7.8.3"
+    "@babel/plugin-transform-classes" "^7.8.6"
     "@babel/plugin-transform-computed-properties" "^7.8.3"
     "@babel/plugin-transform-destructuring" "^7.8.3"
     "@babel/plugin-transform-dotall-regex" "^7.8.3"
     "@babel/plugin-transform-duplicate-keys" "^7.8.3"
     "@babel/plugin-transform-exponentiation-operator" "^7.8.3"
-    "@babel/plugin-transform-for-of" "^7.8.4"
+    "@babel/plugin-transform-for-of" "^7.8.6"
     "@babel/plugin-transform-function-name" "^7.8.3"
     "@babel/plugin-transform-literals" "^7.8.3"
     "@babel/plugin-transform-member-expression-literals" "^7.8.3"
@@ -987,17 +1012,17 @@
     "@babel/plugin-transform-template-literals" "^7.8.3"
     "@babel/plugin-transform-typeof-symbol" "^7.8.4"
     "@babel/plugin-transform-unicode-regex" "^7.8.3"
-    "@babel/types" "^7.8.3"
+    "@babel/types" "^7.8.6"
     browserslist "^4.8.5"
     core-js-compat "^3.6.2"
     invariant "^2.2.2"
     levenary "^1.1.1"
     semver "^5.5.0"
 
-"@babel/register@7.8.3":
-  version "7.8.3"
-  resolved "https://registry.yarnpkg.com/@babel/register/-/register-7.8.3.tgz#5d5d30cfcc918437535d724b8ac1e4a60c5db1f8"
-  integrity sha512-t7UqebaWwo9nXWClIPLPloa5pN33A2leVs8Hf0e9g9YwUP8/H9NeR7DJU+4CXo23QtjChQv5a3DjEtT83ih1rg==
+"@babel/register@7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/register/-/register-7.8.6.tgz#a1066aa6168a73a70c35ef28cc5865ccc087ea69"
+  integrity sha512-7IDO93fuRsbyml7bAafBQb3RcBGlCpU4hh5wADA2LJEEcYk92WkwFZ0pHyIi2fb5Auoz1714abETdZKCOxN0CQ==
   dependencies:
     find-cache-dir "^2.0.0"
     lodash "^4.17.13"
@@ -1023,6 +1048,15 @@
     "@babel/parser" "^7.8.3"
     "@babel/types" "^7.8.3"
 
+"@babel/template@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.8.6.tgz#86b22af15f828dfb086474f964dcc3e39c43ce2b"
+  integrity sha512-zbMsPMy/v0PWFZEhQJ66bqjhH+z0JgMoBWuikXybgG3Gkd/3t5oQ1Rw2WQhnSrsOmsKXnZOx15tkC4qON/+JPg==
+  dependencies:
+    "@babel/code-frame" "^7.8.3"
+    "@babel/parser" "^7.8.6"
+    "@babel/types" "^7.8.6"
+
 "@babel/traverse@^7.4.3", "@babel/traverse@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.7.4.tgz#9c1e7c60fb679fe4fcfaa42500833333c2058558"
@@ -1068,6 +1102,21 @@
     globals "^11.1.0"
     lodash "^4.17.13"
 
+"@babel/traverse@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.8.6.tgz#acfe0c64e1cd991b3e32eae813a6eb564954b5ff"
+  integrity sha512-2B8l0db/DPi8iinITKuo7cbPznLCEk0kCxDoB9/N6gGNg/gxOXiR/IcymAFPiBwk5w6TtQ27w4wpElgp9btR9A==
+  dependencies:
+    "@babel/code-frame" "^7.8.3"
+    "@babel/generator" "^7.8.6"
+    "@babel/helper-function-name" "^7.8.3"
+    "@babel/helper-split-export-declaration" "^7.8.3"
+    "@babel/parser" "^7.8.6"
+    "@babel/types" "^7.8.6"
+    debug "^4.1.0"
+    globals "^11.1.0"
+    lodash "^4.17.13"
+
 "@babel/types@^7.4.0", "@babel/types@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.7.4.tgz#516570d539e44ddf308c07569c258ff94fde9193"
@@ -1086,6 +1135,15 @@
     lodash "^4.17.13"
     to-fast-properties "^2.0.0"
 
+"@babel/types@^7.8.6":
+  version "7.8.6"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.8.6.tgz#629ecc33c2557fcde7126e58053127afdb3e6d01"
+  integrity sha512-wqz7pgWMIrht3gquyEFPVXeXCti72Rm8ep9b5tQKz9Yg9LzJA3HxosF1SB3Kc81KD1A3XBkkVYtJvCKS2Z/QrA==
+  dependencies:
+    esutils "^2.0.2"
+    lodash "^4.17.13"
+    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"