diff --git a/htmlui/package-lock.json b/htmlui/package-lock.json
index 59ffbda6edb..0701efed37c 100644
--- a/htmlui/package-lock.json
+++ b/htmlui/package-lock.json
@@ -13013,9 +13013,9 @@
       "integrity": "sha1-AerA/jta9xoqbAL+q7jB/vfgDqs="
     },
     "postcss": {
-      "version": "8.3.5",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.5.tgz",
-      "integrity": "sha512-NxTuJocUhYGsMiMFHDUkmjSKT3EdH4/WbGF6GCi1NDGk+vbcUTun4fpbOqaPtD8IIsztA2ilZm2DhYCuyN58gA==",
+      "version": "8.3.6",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.6.tgz",
+      "integrity": "sha512-wG1cc/JhRgdqB6WHEuyLTedf3KIRuD0hG6ldkFEZNCjRxiC+3i6kkWUUbiJQayP28iwG35cEmAbe98585BYV0A==",
       "requires": {
         "colorette": "^1.2.2",
         "nanoid": "^3.1.23",
diff --git a/htmlui/package.json b/htmlui/package.json
index c11222854a1..43e5f5c5417 100644
--- a/htmlui/package.json
+++ b/htmlui/package.json
@@ -12,7 +12,7 @@
     "axios": "^0.21.1",
     "bootstrap": "^4.6.0",
     "moment": "^2.29.1",
-    "postcss": "^8.3.5",
+    "postcss": "^8.3.6",
     "pretty": "^2.0.0",
     "react": "^17.0.2",
     "react-bootstrap": "^1.6.0",