diff --git a/package.json b/package.json
index d262874..ff0a992 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.4.3",
-    "@babel/preset-env": "^7.4.3",
+    "@babel/preset-env": "^7.6.0",
     "@fullhuman/postcss-purgecss": "^1.2.0",
     "@vue/cli-plugin-babel": "^3.5.1",
     "@vue/cli-plugin-eslint": "^3.5.1",
diff --git a/yarn.lock b/yarn.lock
index 65b00e1..699f642 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -369,10 +369,10 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
-"@babel/plugin-transform-block-scoping@^7.3.4", "@babel/plugin-transform-block-scoping@^7.5.5":
-  version "7.5.5"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-block-scoping/-/plugin-transform-block-scoping-7.5.5.tgz#a35f395e5402822f10d2119f6f8e045e3639a2ce"
-  integrity sha512-82A3CLRRdYubkG85lKwhZB0WZoHxLGsJdux/cOVaJCJpvYFl1LVzAIFyRsa7CvXqW8rBM4Zf3Bfn8PHt5DP0Sg==
+"@babel/plugin-transform-block-scoping@^7.3.4", "@babel/plugin-transform-block-scoping@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-block-scoping/-/plugin-transform-block-scoping-7.6.0.tgz#c49e21228c4bbd4068a35667e6d951c75439b1dc"
+  integrity sha512-tIt4E23+kw6TgL/edACZwP1OUKrjOTyMrFMLoT5IOFrfMRabCgekjqFd5o6PaAMildBu46oFkekIdMuGkkPEpA==
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
     lodash "^4.17.13"
@@ -398,10 +398,10 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
-"@babel/plugin-transform-destructuring@^7.2.0", "@babel/plugin-transform-destructuring@^7.5.0":
-  version "7.5.0"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-destructuring/-/plugin-transform-destructuring-7.5.0.tgz#f6c09fdfe3f94516ff074fe877db7bc9ef05855a"
-  integrity sha512-YbYgbd3TryYYLGyC7ZR+Tq8H/+bCmwoaxHfJHupom5ECstzbRLTch6gOQbhEY9Z4hiCNHEURgq06ykFv9JZ/QQ==
+"@babel/plugin-transform-destructuring@^7.2.0", "@babel/plugin-transform-destructuring@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-destructuring/-/plugin-transform-destructuring-7.6.0.tgz#44bbe08b57f4480094d57d9ffbcd96d309075ba6"
+  integrity sha512-2bGIS5P1v4+sWTCnKNDZDxbGvEqi0ijeqM/YqHtVGrvG2y0ySgnEEhXErvE9dA0bnIzY9bIzdFK0jFA46ASIIQ==
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
@@ -467,10 +467,10 @@
     "@babel/helper-plugin-utils" "^7.0.0"
     babel-plugin-dynamic-import-node "^2.3.0"
 
-"@babel/plugin-transform-modules-commonjs@^7.2.0", "@babel/plugin-transform-modules-commonjs@^7.5.0":
-  version "7.5.0"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-modules-commonjs/-/plugin-transform-modules-commonjs-7.5.0.tgz#425127e6045231360858eeaa47a71d75eded7a74"
-  integrity sha512-xmHq0B+ytyrWJvQTc5OWAC4ii6Dhr0s22STOoydokG51JjWhyYo5mRPXoi+ZmtHQhZZwuXNN+GG5jy5UZZJxIQ==
+"@babel/plugin-transform-modules-commonjs@^7.2.0", "@babel/plugin-transform-modules-commonjs@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-modules-commonjs/-/plugin-transform-modules-commonjs-7.6.0.tgz#39dfe957de4420445f1fcf88b68a2e4aa4515486"
+  integrity sha512-Ma93Ix95PNSEngqomy5LSBMAQvYKVe3dy+JlVJSHEXZR5ASL9lQBedMiCyVtmTLraIDVRE3ZjTZvmXXD2Ozw3g==
   dependencies:
     "@babel/helper-module-transforms" "^7.4.4"
     "@babel/helper-plugin-utils" "^7.0.0"
@@ -494,12 +494,12 @@
     "@babel/helper-module-transforms" "^7.1.0"
     "@babel/helper-plugin-utils" "^7.0.0"
 
-"@babel/plugin-transform-named-capturing-groups-regex@^7.3.0", "@babel/plugin-transform-named-capturing-groups-regex@^7.4.5":
-  version "7.4.5"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-named-capturing-groups-regex/-/plugin-transform-named-capturing-groups-regex-7.4.5.tgz#9d269fd28a370258199b4294736813a60bbdd106"
-  integrity sha512-z7+2IsWafTBbjNsOxU/Iv5CvTJlr5w4+HGu1HovKYTtgJ362f7kBcQglkfmlspKKZ3bgrbSGvLfNx++ZJgCWsg==
+"@babel/plugin-transform-named-capturing-groups-regex@^7.3.0", "@babel/plugin-transform-named-capturing-groups-regex@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-named-capturing-groups-regex/-/plugin-transform-named-capturing-groups-regex-7.6.0.tgz#1e6e663097813bb4f53d42df0750cf28ad3bb3f1"
+  integrity sha512-jem7uytlmrRl3iCAuQyw8BpB4c4LWvSpvIeXKpMb+7j84lkx4m4mYr5ErAcmN5KM7B6BqrAvRGjBIbbzqCczew==
   dependencies:
-    regexp-tree "^0.1.6"
+    regexp-tree "^0.1.13"
 
 "@babel/plugin-transform-new-target@^7.0.0", "@babel/plugin-transform-new-target@^7.4.4":
   version "7.4.4"
@@ -651,10 +651,10 @@
     js-levenshtein "^1.1.3"
     semver "^5.3.0"
 
-"@babel/preset-env@^7.4.3":
-  version "7.5.5"
-  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.5.5.tgz#bc470b53acaa48df4b8db24a570d6da1fef53c9a"
-  integrity sha512-GMZQka/+INwsMz1A5UEql8tG015h5j/qjptpKY2gJ7giy8ohzU710YciJB5rcKsWGWHiW3RUnHib0E5/m3Tp3A==
+"@babel/preset-env@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.6.0.tgz#aae4141c506100bb2bfaa4ac2a5c12b395619e50"
+  integrity sha512-1efzxFv/TcPsNXlRhMzRnkBFMeIqBBgzwmZwlFDw5Ubj0AGLeufxugirwZmkkX/ayi3owsSqoQ4fw8LkfK9SYg==
   dependencies:
     "@babel/helper-module-imports" "^7.0.0"
     "@babel/helper-plugin-utils" "^7.0.0"
@@ -672,10 +672,10 @@
     "@babel/plugin-transform-arrow-functions" "^7.2.0"
     "@babel/plugin-transform-async-to-generator" "^7.5.0"
     "@babel/plugin-transform-block-scoped-functions" "^7.2.0"
-    "@babel/plugin-transform-block-scoping" "^7.5.5"
+    "@babel/plugin-transform-block-scoping" "^7.6.0"
     "@babel/plugin-transform-classes" "^7.5.5"
     "@babel/plugin-transform-computed-properties" "^7.2.0"
-    "@babel/plugin-transform-destructuring" "^7.5.0"
+    "@babel/plugin-transform-destructuring" "^7.6.0"
     "@babel/plugin-transform-dotall-regex" "^7.4.4"
     "@babel/plugin-transform-duplicate-keys" "^7.5.0"
     "@babel/plugin-transform-exponentiation-operator" "^7.2.0"
@@ -684,10 +684,10 @@
     "@babel/plugin-transform-literals" "^7.2.0"
     "@babel/plugin-transform-member-expression-literals" "^7.2.0"
     "@babel/plugin-transform-modules-amd" "^7.5.0"
-    "@babel/plugin-transform-modules-commonjs" "^7.5.0"
+    "@babel/plugin-transform-modules-commonjs" "^7.6.0"
     "@babel/plugin-transform-modules-systemjs" "^7.5.0"
     "@babel/plugin-transform-modules-umd" "^7.2.0"
-    "@babel/plugin-transform-named-capturing-groups-regex" "^7.4.5"
+    "@babel/plugin-transform-named-capturing-groups-regex" "^7.6.0"
     "@babel/plugin-transform-new-target" "^7.4.4"
     "@babel/plugin-transform-object-super" "^7.5.5"
     "@babel/plugin-transform-parameters" "^7.4.4"
@@ -700,7 +700,7 @@
     "@babel/plugin-transform-template-literals" "^7.4.4"
     "@babel/plugin-transform-typeof-symbol" "^7.2.0"
     "@babel/plugin-transform-unicode-regex" "^7.4.4"
-    "@babel/types" "^7.5.5"
+    "@babel/types" "^7.6.0"
     browserslist "^4.6.0"
     core-js-compat "^3.1.1"
     invariant "^2.2.2"
@@ -746,10 +746,10 @@
     globals "^11.1.0"
     lodash "^4.17.13"
 
-"@babel/types@^7.0.0", "@babel/types@^7.2.0", "@babel/types@^7.3.0", "@babel/types@^7.4.0", "@babel/types@^7.4.4", "@babel/types@^7.5.5":
-  version "7.5.5"
-  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.5.5.tgz#97b9f728e182785909aa4ab56264f090a028d18a"
-  integrity sha512-s63F9nJioLqOlW3UkyMd+BYhXt44YuaFm/VV0VwuteqjYwRrObkU7ra9pY4wAJR3oXi8hJrMcrcJdO/HH33vtw==
+"@babel/types@^7.0.0", "@babel/types@^7.2.0", "@babel/types@^7.3.0", "@babel/types@^7.4.0", "@babel/types@^7.4.4", "@babel/types@^7.5.5", "@babel/types@^7.6.0":
+  version "7.6.1"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.6.1.tgz#53abf3308add3ac2a2884d539151c57c4b3ac648"
+  integrity sha512-X7gdiuaCmA0uRjCmRtYJNAVCc/q+5xSgsfKJHqMN4iNLILX39677fJE1O40arPMh0TTtS9ItH67yre6c7k6t0g==
   dependencies:
     esutils "^2.0.2"
     lodash "^4.17.13"
@@ -9200,10 +9200,10 @@ regex-not@^1.0.0, regex-not@^1.0.2:
     extend-shallow "^3.0.2"
     safe-regex "^1.1.0"
 
-regexp-tree@^0.1.6:
-  version "0.1.11"
-  resolved "https://registry.yarnpkg.com/regexp-tree/-/regexp-tree-0.1.11.tgz#c9c7f00fcf722e0a56c7390983a7a63dd6c272f3"
-  integrity sha512-7/l/DgapVVDzZobwMCCgMlqiqyLFJ0cduo/j+3BcDJIB+yJdsYCfKuI3l/04NV+H/rfNRdPIDbXNZHM9XvQatg==
+regexp-tree@^0.1.13:
+  version "0.1.13"
+  resolved "https://registry.yarnpkg.com/regexp-tree/-/regexp-tree-0.1.13.tgz#5b19ab9377edc68bc3679256840bb29afc158d7f"
+  integrity sha512-hwdV/GQY5F8ReLZWO+W1SRoN5YfpOKY6852+tBFcma72DKBIcHjPRIlIvQN35bCOljuAfP2G2iB0FC/w236mUw==
 
 regexpp@^1.0.1:
   version "1.1.0"