diff --git a/htmlui/package-lock.json b/htmlui/package-lock.json
index 59ffbda6edb..faafceda7a3 100644
--- a/htmlui/package-lock.json
+++ b/htmlui/package-lock.json
@@ -12855,6 +12855,11 @@
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
     },
+    "picocolors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ=="
+    },
     "picomatch": {
       "version": "2.2.3",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.2.3.tgz",
@@ -13013,13 +13018,20 @@
       "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": "8.4.19",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.19.tgz",
+      "integrity": "sha512-h+pbPsyhlYj6N2ozBmHhHrs9DzGmbaarbLvWipMRO7RLS+v4onj26MPFXA5OBYFxyqYhUJK456SwDcY9H2/zsA==",
       "requires": {
-        "colorette": "^1.2.2",
-        "nanoid": "^3.1.23",
-        "source-map-js": "^0.6.2"
+        "nanoid": "^3.3.4",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
+      },
+      "dependencies": {
+        "nanoid": {
+          "version": "3.3.4",
+          "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
+          "integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw=="
+        }
       }
     },
     "postcss-attribute-case-insensitive": {
@@ -18990,9 +19002,9 @@
       "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
     },
     "source-map-js": {
-      "version": "0.6.2",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-0.6.2.tgz",
-      "integrity": "sha512-/3GptzWzu0+0MBQFrDKzw/DvvMTUORvgY6k6jd/VS6iCR4RDTKWH6v6WPwQoUO8667uQEf9Oe38DxAYWY5F/Ug=="
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw=="
     },
     "source-map-resolve": {
       "version": "0.6.0",
diff --git a/htmlui/package.json b/htmlui/package.json
index c11222854a1..87cce20dd40 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": "^8.4.19",
     "pretty": "^2.0.0",
     "react": "^17.0.2",
     "react-bootstrap": "^1.6.0",