diff --git a/package.json b/package.json
index a07d7da6cd9..9840b4ea816 100644
--- a/package.json
+++ b/package.json
@@ -140,7 +140,7 @@
     "lodash": "^4.17.20",
     "marked": "^1.2.5",
     "nuxt": "^2.14.7",
-    "postcss": "^8.1.8",
+    "postcss": "^8.1.9",
     "postcss-cli": "^8.3.0",
     "prettier": "1.14.3",
     "require-context": "^1.1.0",
diff --git a/yarn.lock b/yarn.lock
index 024aa8f43e1..addc7d2e0e1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8600,14 +8600,6 @@ levn@~0.3.0:
     prelude-ls "~1.1.2"
     type-check "~0.3.2"
 
-line-column@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/line-column/-/line-column-1.0.2.tgz#d25af2936b6f4849172b312e4792d1d987bc34a2"
-  integrity sha1-0lryk2tvSEkXKzEuR5LR2Ye8NKI=
-  dependencies:
-    isarray "^1.0.0"
-    isobject "^2.0.0"
-
 lines-and-columns@^1.1.6:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/lines-and-columns/-/lines-and-columns-1.1.6.tgz#1c00c743b433cd0a4e80758f7b64a57440d9ff00"
@@ -9478,10 +9470,10 @@ nanoid@^2.1.0:
   resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-2.1.11.tgz#ec24b8a758d591561531b4176a01e3ab4f0f0280"
   integrity sha512-s/snB+WGm6uwi0WjsZdaVcuf3KJXlfGl2LcxgwkEwJF0D/BWzVWAZW/XY4bFaiR7s0Jk3FPvlnepg1H1b1UwlA==
 
-nanoid@^3.1.10, nanoid@^3.1.16:
-  version "3.1.16"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.16.tgz#b21f0a7d031196faf75314d7c65d36352beeef64"
-  integrity sha512-+AK8MN0WHji40lj8AEuwLOvLSbWYApQpre/aFJZD71r43wVRLrOYS4FmJOPQYon1TqB462RzrrxlfA74XRES8w==
+nanoid@^3.1.10, nanoid@^3.1.18:
+  version "3.1.18"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.18.tgz#0680db22ab01c372e89209f5d18283d98de3e96d"
+  integrity sha512-rndlDjbbHbcV3xi+R2fpJ+PbGMdfBxz5v1fATIQFq0DP64FsicQdwnKLy47K4kZHdRpmQXtz24eGsxQqamzYTA==
 
 nanomatch@^1.2.9:
   version "1.2.13"
@@ -11172,15 +11164,15 @@ postcss@7.x.x, postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.17,
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.1.8:
-  version "8.1.8"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.1.8.tgz#697439e7276735ecdd2893d2cf8efb2236693ac3"
-  integrity sha512-hO6jFWBy0QnBBRaw+s0F4hVPKGDICec/nLNEG1D4qqw9/LBzWMkTjckqqELXAo0J42jN8GFZXtgQfezEaoG9gQ==
+postcss@^8.1.9:
+  version "8.1.9"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.1.9.tgz#20ff4b598a6f5015c5f7fe524b8ed5313d7ecade"
+  integrity sha512-oWuBpEl1meaMKkQXn0ic78TUrgsMvrAZLE/6ZY0H3LTteq2O3L8PGWwMbPLctpksTJIHjQeossMUMNQW7qRIHQ==
   dependencies:
     colorette "^1.2.1"
-    line-column "^1.0.2"
-    nanoid "^3.1.16"
+    nanoid "^3.1.18"
     source-map "^0.6.1"
+    vfile-location "^3.2.0"
 
 prelude-ls@^1.2.1:
   version "1.2.1"
@@ -14021,6 +14013,11 @@ vfile-location@^2.0.0:
   resolved "https://registry.yarnpkg.com/vfile-location/-/vfile-location-2.0.6.tgz#8a274f39411b8719ea5728802e10d9e0dff1519e"
   integrity sha512-sSFdyCP3G6Ka0CEmN83A2YCMKIieHx0EDaj5IDP4g1pa5ZJ4FJDvpO0WODLxo4LUX4oe52gmSCK7Jw4SBghqxA==
 
+vfile-location@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/vfile-location/-/vfile-location-3.2.0.tgz#d8e41fbcbd406063669ebf6c33d56ae8721d0f3c"
+  integrity sha512-aLEIZKv/oxuCDZ8lkJGhuhztf/BW4M+iHdCwglA/eWc+vtuRFJj8EtgceYFX4LRjOhCAAiNHsKGssC6onJ+jbA==
+
 vfile-message@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/vfile-message/-/vfile-message-1.1.1.tgz#5833ae078a1dfa2d96e9647886cd32993ab313e1"