diff --git a/package-lock.json b/package-lock.json
index 2394dbf..837525a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
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@@ -3119,6 +3128,11 @@
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+          "url": "https://opencollective.com/postcss/"
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@@ -3975,6 +4032,15 @@
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+      "resolved": "https://registry.npmjs.org/@fullhuman/postcss-purgecss/-/postcss-purgecss-3.1.3.tgz",
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@@ -4033,6 +4108,21 @@
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@@ -6940,9 +7034,9 @@
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@@ -6961,20 +7055,48 @@
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-        "glob": "^7.0.0",
-        "postcss": "^8.2.1",
-        "postcss-selector-parser": "^6.0.2"
+        "commander": "^9.0.0",
+        "glob": "^8.0.3",
+        "postcss": "^8.4.4",
+        "postcss-selector-parser": "^6.0.7"
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+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
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-          "resolved": "https://registry.npmjs.org/commander/-/commander-6.2.1.tgz",
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+          "version": "9.4.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-9.4.0.tgz",
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+          "resolved": "https://registry.npmjs.org/glob/-/glob-8.0.3.tgz",
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+          "requires": {
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+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^5.0.1",
+            "once": "^1.3.0"
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+        "minimatch": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.0.tgz",
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@@ -7291,6 +7413,11 @@
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+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
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+    },
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@@ -7391,6 +7518,15 @@
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       },
       "dependencies": {
+        "@fullhuman/postcss-purgecss": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/@fullhuman/postcss-purgecss/-/postcss-purgecss-3.1.3.tgz",
+          "integrity": "sha512-kwOXw8fZ0Lt1QmeOOrd+o4Ibvp4UTEBFQbzvWldjlKv5n+G9sXfIPn1hh63IQIL8K8vbvv1oYMJiIUbuy9bGaA==",
+          "dev": true,
+          "requires": {
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+          }
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@@ -7425,12 +7561,30 @@
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+        "commander": {
+          "version": "6.2.1",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-6.2.1.tgz",
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+        "purgecss": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/purgecss/-/purgecss-3.1.3.tgz",
+          "integrity": "sha512-hRSLN9mguJ2lzlIQtW4qmPS2kh6oMnA9RxdIYK8sz18QYqd6ePp4GNDl18oWHA1f2v2NEQIh51CO8s/E3YGckQ==",
+          "dev": true,
+          "requires": {
+            "commander": "^6.0.0",
+            "glob": "^7.0.0",
+            "postcss": "^8.2.1",
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diff --git a/package.json b/package.json
index 5cd9b0f..f3d2871 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "start": "node __sapper__/build"
   },
   "dependencies": {
-    "@fullhuman/postcss-purgecss": "^3.1.3",
+    "@fullhuman/postcss-purgecss": "^5.0.0",
     "compression": "^1.7.1",
     "polka": "next",
     "sirv": "^1.0.0"