diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 2e4ca37..a590a16
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.0.0",
     "lint-staged": "^13.2.2",
-    "postcss": "^8.4.23",
+    "postcss": "^8.4.31",
     "prettier": "^2.8.8",
     "prettier-eslint": "^15.0.1",
     "standard-version": "^9.5.0",
diff --git a/yarn.lock b/yarn.lock
index bf792d1..7445e88 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5862,7 +5862,6 @@ html-escaper@^2.0.0:
   resolved "https://registry.yarnpkg.com/html-escaper/-/html-escaper-2.0.2.tgz#dfd60027da36a36dfcbe236262c00a5822681453"
   integrity sha512-H2iMtd0I4Mt5eYiapRdIDjp+XzelXQ0tFE4JS7YFwFevXXMmOp9myNrUvCg0D6ws8iqkRPBfKHgbwig1SmlLfg==
 
-
 http-cache-semantics@^4.1.0, http-cache-semantics@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/http-cache-semantics/-/http-cache-semantics-4.1.1.tgz#abe02fcb2985460bf0323be664436ec3476a6d5a"
@@ -8044,10 +8043,10 @@ postcss@8.4.21:
     picocolors "^1.0.0"
     source-map-js "^1.0.2"
 
-postcss@^8.2.14, postcss@^8.3.7, postcss@^8.4.19, postcss@^8.4.23:
-  version "8.4.23"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.23.tgz#df0aee9ac7c5e53e1075c24a3613496f9e6552ab"
-  integrity sha512-bQ3qMcpF6A/YjR55xtoTr0jGOlnPOKAIMdOWiv0EIT6HVPEaJiJB4NLljSbiHoC2RX7DN5Uvjtpbg1NPdwv1oA==
+postcss@^8.2.14, postcss@^8.3.7, postcss@^8.4.19, postcss@^8.4.23, postcss@^8.4.31:
+  version "8.4.31"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.31.tgz#92b451050a9f914da6755af352bdc0192508656d"
+  integrity sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==
   dependencies:
     nanoid "^3.3.6"
     picocolors "^1.0.0"