diff --git a/package.json b/package.json
index ee749c2e5..a266be34a 100644
--- a/package.json
+++ b/package.json
@@ -116,7 +116,7 @@
     "pako": "0.2.8",
     "plotly.js": "1.47.4",
     "postcss": "8.4.31",
-    "postcss-loader": "4.2.0",
+    "postcss-loader": "8.0.0",
     "prop-types": "15.6.0",
     "query-string": "5.1.1",
     "react": "16.14.0",