diff --git a/package-lock.json b/package-lock.json
index 26f1ecaf5..a427d46ed 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -84,7 +84,7 @@
         "minilog": "2.1.0",
         "pako": "0.2.8",
         "plotly.js": "1.47.4",
-        "postcss": "8.4.39",
+        "postcss": "8.4.40",
         "postcss-loader": "4.3.0",
         "prop-types": "15.8.1",
         "query-string": "5.1.1",
@@ -19908,9 +19908,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.39",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.39.tgz",
-      "integrity": "sha512-0vzE+lAiG7hZl1/9I8yzKLx3aR9Xbof3fBHKunvMfOCYAtMhrsnccJY2iTURb9EZd5+pLuiNV9/c/GZJOHsgIw==",
+      "version": "8.4.40",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.40.tgz",
+      "integrity": "sha512-YF2kKIUzAofPMpfH6hOi2cGnv/HrUlfucspc7pDyvv7kGdqXrfj8SCl/t8owkEgKEuu8ZcRjSOxFxVLqwChZ2Q==",
       "dev": true,
       "funding": [
         {
diff --git a/package.json b/package.json
index 2d182d680..863dfd73e 100644
--- a/package.json
+++ b/package.json
@@ -119,7 +119,7 @@
     "minilog": "2.1.0",
     "pako": "0.2.8",
     "plotly.js": "1.47.4",
-    "postcss": "8.4.39",
+    "postcss": "8.4.40",
     "postcss-loader": "4.3.0",
     "prop-types": "15.8.1",
     "query-string": "5.1.1",