diff --git a/yarn.lock b/yarn.lock
index 89e37d1..d4e2457 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1200,9 +1200,9 @@ acorn-walk@^6.1.1:
   integrity sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA==
 
 acorn@^6.0.7, acorn@^6.1.1, acorn@^6.2.1:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.0.tgz#b659d2ffbafa24baf5db1cdbb2c94a983ecd2784"
-  integrity sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw==
+  version "6.4.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.1.tgz#531e58ba3f51b9dacb9a6646ca4debf5b14ca474"
+  integrity sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==
 
 address@^1.0.3:
   version "1.1.2"
@@ -2638,11 +2638,6 @@ deepmerge@^1.5.2:
   resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-1.5.2.tgz#10499d868844cdad4fee0842df8c7f6f0c95a753"
   integrity sha512-95k0GDqvBjZavkuvzx/YqVLv/6YYa17fz6ILMSf7neqQITCPbnfEnQvEgMPNjH4kgobe7+WIL0yJEHku+H3qtQ==
 
-deepmerge@^4.2.2:
-  version "4.2.2"
-  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.2.2.tgz#44d2ea3679b8f4d4ffba33f03d865fc1e7bf4955"
-  integrity sha512-FJ3UgI4gIl+PHZm53knsuSFpE+nESMr7M4v9QcgB7S63Kj/6WqMiFQJpBBYz1Pt+66bZpP3Q7Lye0Oo9MPKEdg==
-
 default-gateway@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/default-gateway/-/default-gateway-4.2.0.tgz#167104c7500c2115f6dd69b0a536bb8ed720552b"
@@ -2730,11 +2725,6 @@ destroy@~1.0.4:
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
   integrity sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=
 
-detect-libc@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
-  integrity sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=
-
 detect-node@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/detect-node/-/detect-node-2.0.4.tgz#014ee8f8f669c5c58023da64b8179c083a28c46c"
@@ -3250,13 +3240,6 @@ faye-websocket@~0.11.1:
   dependencies:
     websocket-driver ">=0.5.1"
 
-fibers@^4.0.2:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/fibers/-/fibers-4.0.2.tgz#d04f9ccd0aba179588202202faeb4fed65d497f5"
-  integrity sha512-FhICi1K4WZh9D6NC18fh2ODF3EWy1z0gzIdV9P7+s2pRjfRBnCkMDJ6x3bV1DkVymKH8HGrQa/FNOBjYvnJ/tQ==
-  dependencies:
-    detect-libc "^1.0.3"
-
 figgy-pudding@^3.5.1:
   version "3.5.1"
   resolved "https://registry.yarnpkg.com/figgy-pudding/-/figgy-pudding-3.5.1.tgz#862470112901c727a0e495a80744bd5baa1d6790"
@@ -6510,7 +6493,7 @@ safe-regex@^1.1.0:
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
   integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
 
-sass-loader@^8.0.2:
+sass-loader@^8.0.0:
   version "8.0.2"
   resolved "https://registry.yarnpkg.com/sass-loader/-/sass-loader-8.0.2.tgz#debecd8c3ce243c76454f2e8290482150380090d"
   integrity sha512-7o4dbSK8/Ol2KflEmSco4jTjQoV988bM82P9CZdmo9hR3RLnvNc0ufMNdMrB0caq38JQ/FgF4/7RcbcfKzxoFQ==
@@ -6521,10 +6504,10 @@ sass-loader@^8.0.2:
     schema-utils "^2.6.1"
     semver "^6.3.0"
 
-sass@^1.25.0:
-  version "1.25.0"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.25.0.tgz#f8bd7dfbb39d6b0305e27704a8ebe637820693f3"
-  integrity sha512-uQMjye0Y70SEDGO56n0j91tauqS9E1BmpKHtiYNQScXDHeaE9uHwNEqQNFf4Bes/3DHMNinB6u79JsG10XWNyw==
+sass@^1.19.0:
+  version "1.26.3"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.26.3.tgz#412df54486143b76b5a65cdf7569e86f44659f46"
+  integrity sha512-5NMHI1+YFYw4sN3yfKjpLuV9B5l7MqQ6FlkTcC4FT+oHbBRUZoSjHrrt/mE0nFXJyY2kQtU9ou9HxvFVjLFuuw==
   dependencies:
     chokidar ">=2.0.0 <4.0.0"