diff --git a/package.json b/package.json
index 3006181..f7e759b 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "electron-builder": "14.4.0",
     "electron-builder-squirrel-windows": "13.10.1",
     "spectron": "~3.4.0",
-    "stylelint": "~7.8.0",
+    "stylelint": "~7.9.0",
     "stylelint-config-standard": "~16.0.0",
     "textlint": "^7.2.2",
     "textlint-rule-write-good": "^1.6.0",
diff --git a/yarn.lock b/yarn.lock
index 87a8205..d492e4f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1114,7 +1114,7 @@ concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
 
-concat-stream@1.5.0, concat-stream@^1.4.6:
+concat-stream@1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.5.0.tgz#53f7d43c51c5e43f81c8fdd03321c631be68d611"
   dependencies:
@@ -1122,7 +1122,7 @@ concat-stream@1.5.0, concat-stream@^1.4.6:
     readable-stream "~2.0.0"
     typedarray "~0.0.5"
 
-concat-stream@^1.4.7, concat-stream@^1.5.1:
+concat-stream@^1.4.6, concat-stream@^1.4.7, concat-stream@^1.5.1:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.0.tgz#0aac662fd52be78964d5532f694784e70110acf7"
   dependencies:
@@ -2705,7 +2705,7 @@ is-plain-obj@^1.0.0:
 
 is-posix-bracket@^0.1.0:
   version "0.1.1"
-  resolved "http://registry.npmjs.org/is-posix-bracket/-/is-posix-bracket-0.1.1.tgz#3334dc79774368e92f016e6fbc0a88f5cd6e6bc4"
+  resolved "https://registry.yarnpkg.com/is-posix-bracket/-/is-posix-bracket-0.1.1.tgz#3334dc79774368e92f016e6fbc0a88f5cd6e6bc4"
 
 is-primitive@^2.0.0:
   version "2.0.0"
@@ -3066,7 +3066,7 @@ lodash.upperfirst@^4.2.0:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/lodash.upperfirst/-/lodash.upperfirst-4.3.1.tgz#1365edf431480481ef0d1c68957a5ed99d49f7ce"
 
-lodash@^4.0.0, lodash@^4.1.0, lodash@^4.13.1, lodash@^4.14.0, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.8.0:
+lodash@^4.0.0, lodash@^4.1.0, lodash@^4.13.1, lodash@^4.14.0, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.8.0:
   version "4.17.4"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
 
@@ -3232,13 +3232,13 @@ minimist@^1.1.0, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-mkdirp@0.5.0, mkdirp@^0.5.0:
+mkdirp@0.5.0:
   version "0.5.0"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.0.tgz#1d73076a6df986cd9344e15e71fcc05a4c9abf12"
   dependencies:
     minimist "0.0.8"
 
-"mkdirp@>=0.5 0", mkdirp@^0.5.1, mkdirp@~0.5.1:
+"mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -3966,10 +3966,11 @@ readable-stream@^1.0.33, readable-stream@^1.1.8, readable-stream@~1.1.9:
     isarray "0.0.1"
     string_decoder "~0.10.x"
 
-readable-stream@^2.0.0, readable-stream@~2.0.0:
-  version "2.0.6"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.0.6.tgz#8f90341e68a53ccc928788dacfcd11b36eb9b78e"
+readable-stream@^2.0.0, "readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.1.5, readable-stream@^2.2.2:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.2.3.tgz#9cf49463985df016c8ae8813097a9293a9b33729"
   dependencies:
+    buffer-shims "^1.0.0"
     core-util-is "~1.0.0"
     inherits "~2.0.1"
     isarray "~1.0.0"
@@ -3977,11 +3978,10 @@ readable-stream@^2.0.0, readable-stream@~2.0.0:
     string_decoder "~0.10.x"
     util-deprecate "~1.0.1"
 
-"readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.1.5, readable-stream@^2.2.2:
-  version "2.2.3"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.2.3.tgz#9cf49463985df016c8ae8813097a9293a9b33729"
+readable-stream@~2.0.0:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.0.6.tgz#8f90341e68a53ccc928788dacfcd11b36eb9b78e"
   dependencies:
-    buffer-shims "^1.0.0"
     core-util-is "~1.0.0"
     inherits "~2.0.1"
     isarray "~1.0.0"
@@ -4556,9 +4556,9 @@ stylelint-config-standard@~16.0.0:
   version "16.0.0"
   resolved "https://registry.yarnpkg.com/stylelint-config-standard/-/stylelint-config-standard-16.0.0.tgz#bb7387bff1d7dd7186a52b3ebf885b2405d691bf"
 
-stylelint@~7.8.0:
-  version "7.8.0"
-  resolved "https://registry.yarnpkg.com/stylelint/-/stylelint-7.8.0.tgz#ac701044ed03c44f7a9f73d4d5dc1bd1eaae12d1"
+stylelint@~7.9.0:
+  version "7.9.0"
+  resolved "https://registry.yarnpkg.com/stylelint/-/stylelint-7.9.0.tgz#b8d9ea20f887ab351075c6aded9528de24509327"
   dependencies:
     autoprefixer "^6.0.0"
     balanced-match "^0.4.0"
@@ -4573,7 +4573,7 @@ stylelint@~7.8.0:
     html-tags "^1.1.1"
     ignore "^3.2.0"
     known-css-properties "^0.0.6"
-    lodash "^4.0.0"
+    lodash "^4.17.4"
     log-symbols "^1.0.2"
     meow "^3.3.0"
     micromatch "^2.3.11"