diff --git a/ui/package-lock.json b/ui/package-lock.json
index c9bb02d32..1e3d104d6 100644
--- a/ui/package-lock.json
+++ b/ui/package-lock.json
@@ -85,7 +85,7 @@
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         "fetch-mock": "9.11.0",
         "prettier": "2.7.1",
-        "purgecss": "4.1.3",
+        "purgecss": "5.0.0",
         "react-scripts": "5.0.1",
         "sass": "1.54.9",
         "timemachine": "0.3.2",
@@ -28373,27 +28373,67 @@
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-      "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-4.1.3.tgz",
-      "integrity": "sha512-99cKy4s+VZoXnPxaoM23e5ABcP851nC2y2GROkkjS8eJaJtlciGavd7iYAw2V84WeBqggZ12l8ef44G99HmTaw==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-5.0.0.tgz",
+      "integrity": "sha512-RAnuxrGuVyLLTr8uMbKaxDRGWMgK5CCYDfRyUNNcaz5P3kGgD2b7ymQGYEyo2ST7Tl/ScwFgf5l3slKMxHSbrw==",
       "dev": true,
       "dependencies": {
-        "commander": "^8.0.0",
-        "glob": "^7.1.7",
-        "postcss": "^8.3.5",
-        "postcss-selector-parser": "^6.0.6"
+        "commander": "^9.0.0",
+        "glob": "^8.0.3",
+        "postcss": "^8.4.4",
+        "postcss-selector-parser": "^6.0.7"
       },
       "bin": {
         "purgecss": "bin/purgecss.js"
       }
     },
+    "node_modules/purgecss/node_modules/brace-expansion": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+      "dev": true,
+      "dependencies": {
+        "balanced-match": "^1.0.0"
+      }
+    },
     "node_modules/purgecss/node_modules/commander": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
-      "integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==",
+      "version": "9.4.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-9.4.0.tgz",
+      "integrity": "sha512-sRPT+umqkz90UA8M1yqYfnHlZA7fF6nSphDtxeywPZ49ysjxDQybzk13CL+mXekDRG92skbcqCLVovuCusNmFw==",
       "dev": true,
       "engines": {
-        "node": ">= 12"
+        "node": "^12.20.0 || >=14"
+      }
+    },
+    "node_modules/purgecss/node_modules/glob": {
+      "version": "8.0.3",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-8.0.3.tgz",
+      "integrity": "sha512-ull455NHSHI/Y1FqGaaYFaLGkNMMJbavMrEGFXG/PGrg6y7sutWHUHrz6gy6WEBH6akM1M414dWKCNs+IhKdiQ==",
+      "dev": true,
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^5.0.1",
+        "once": "^1.3.0"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/purgecss/node_modules/minimatch": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.0.tgz",
+      "integrity": "sha512-9TPBGGak4nHfGZsPBohm9AWg6NoT7QTCehS3BIJABslyZbzxfV78QM2Y6+i741OPZIafFAaiiEMh5OyIrJPgtg==",
+      "dev": true,
+      "dependencies": {
+        "brace-expansion": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=10"
       }
     },
     "node_modules/purgecss/node_modules/picocolors": {
@@ -57298,23 +57338,54 @@
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     },
     "purgecss": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-4.1.3.tgz",
-      "integrity": "sha512-99cKy4s+VZoXnPxaoM23e5ABcP851nC2y2GROkkjS8eJaJtlciGavd7iYAw2V84WeBqggZ12l8ef44G99HmTaw==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-5.0.0.tgz",
+      "integrity": "sha512-RAnuxrGuVyLLTr8uMbKaxDRGWMgK5CCYDfRyUNNcaz5P3kGgD2b7ymQGYEyo2ST7Tl/ScwFgf5l3slKMxHSbrw==",
       "dev": true,
       "requires": {
-        "commander": "^8.0.0",
-        "glob": "^7.1.7",
-        "postcss": "^8.3.5",
-        "postcss-selector-parser": "^6.0.6"
+        "commander": "^9.0.0",
+        "glob": "^8.0.3",
+        "postcss": "^8.4.4",
+        "postcss-selector-parser": "^6.0.7"
       },
       "dependencies": {
+        "brace-expansion": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+          "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+          "dev": true,
+          "requires": {
+            "balanced-match": "^1.0.0"
+          }
+        },
         "commander": {
-          "version": "8.3.0",
-          "resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
-          "integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==",
+          "version": "9.4.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-9.4.0.tgz",
+          "integrity": "sha512-sRPT+umqkz90UA8M1yqYfnHlZA7fF6nSphDtxeywPZ49ysjxDQybzk13CL+mXekDRG92skbcqCLVovuCusNmFw==",
           "dev": true
         },
+        "glob": {
+          "version": "8.0.3",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-8.0.3.tgz",
+          "integrity": "sha512-ull455NHSHI/Y1FqGaaYFaLGkNMMJbavMrEGFXG/PGrg6y7sutWHUHrz6gy6WEBH6akM1M414dWKCNs+IhKdiQ==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^5.0.1",
+            "once": "^1.3.0"
+          }
+        },
+        "minimatch": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.0.tgz",
+          "integrity": "sha512-9TPBGGak4nHfGZsPBohm9AWg6NoT7QTCehS3BIJABslyZbzxfV78QM2Y6+i741OPZIafFAaiiEMh5OyIrJPgtg==",
+          "dev": true,
+          "requires": {
+            "brace-expansion": "^2.0.1"
+          }
+        },
         "picocolors": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
diff --git a/ui/package.json b/ui/package.json
index 7eec44121..592025056 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -84,7 +84,7 @@
     "eslint-plugin-prettier": "4.2.1",
     "fetch-mock": "9.11.0",
     "prettier": "2.7.1",
-    "purgecss": "4.1.3",
+    "purgecss": "5.0.0",
     "react-scripts": "5.0.1",
     "sass": "1.54.9",
     "timemachine": "0.3.2",