diff --git a/package.json b/package.json
index cd310b4..c6d92a5 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "eslint-config-airbnb-base": "^14.0.0",
     "eslint-plugin-import": "^2.17.3",
     "gulp": "^4.0.2",
-    "gulp-postcss": "^8.0.0",
+    "gulp-postcss": "^9.0.0",
     "gulp-sass": "^4.0.0",
     "gulp-shell": "^0.8.0",
     "jest": "^26.1.0",