diff --git a/package.json b/package.json
index fa6624e..06667d1 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
         "gulp-uglify": "3.0.2",
         "gulp-zip": "5.0.2",
         "inquirer": "7.3.3",
-        "postcss": "^8.1.1",
+        "postcss": "8.1.1",
         "postcss-color-mod-function": "3.0.3",
         "postcss-easy-import": "3.0.0",
         "pump": "3.0.0"
diff --git a/yarn.lock b/yarn.lock
index 035d22b..8bf82e9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3938,6 +3938,16 @@ postcss-values-parser@^2.0.0:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
+postcss@8.1.1:
+  version "8.1.1"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.1.1.tgz#c3a287dd10e4f6c84cb3791052b96a5d859c9389"
+  integrity sha512-9DGLSsjooH3kSNjTZUOt2eIj2ZTW0VI2PZ/3My+8TC7KIbH2OKwUlISfDsf63EP4aiRUt3XkEWMWvyJHvJelEg==
+  dependencies:
+    colorette "^1.2.1"
+    line-column "^1.0.2"
+    nanoid "^3.1.12"
+    source-map "^0.6.1"
+
 postcss@^6.0.1, postcss@^6.0.11:
   version "6.0.23"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-6.0.23.tgz#61c82cc328ac60e677645f979054eb98bc0e3324"
@@ -3956,16 +3966,6 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.2, postcss@^7.0.27:
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.1.1:
-  version "8.1.1"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.1.1.tgz#c3a287dd10e4f6c84cb3791052b96a5d859c9389"
-  integrity sha512-9DGLSsjooH3kSNjTZUOt2eIj2ZTW0VI2PZ/3My+8TC7KIbH2OKwUlISfDsf63EP4aiRUt3XkEWMWvyJHvJelEg==
-  dependencies:
-    colorette "^1.2.1"
-    line-column "^1.0.2"
-    nanoid "^3.1.12"
-    source-map "^0.6.1"
-
 pretty-hrtime@^1.0.0:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/pretty-hrtime/-/pretty-hrtime-1.0.3.tgz#b7e3ea42435a4c9b2759d99e0f201eb195802ee1"