diff --git a/__tests__/purgeUnusedStyles.test.js b/__tests__/purgeUnusedStyles.test.js
index d46de9f62..79899cbe4 100644
--- a/__tests__/purgeUnusedStyles.test.js
+++ b/__tests__/purgeUnusedStyles.test.js
@@ -583,7 +583,7 @@ test(
           enabled: true,
           options: {
             content: [path.resolve(`${__dirname}/fixtures/**/*.html`)],
-            whitelist: ['md:bg-green-500'],
+            safelist: ['md:bg-green-500'],
           },
         },
       }),
diff --git a/package.json b/package.json
index 94b23007f..17eb99f5a 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "rimraf": "^3.0.0"
   },
   "dependencies": {
-    "@fullhuman/postcss-purgecss": "^2.1.2",
+    "@fullhuman/postcss-purgecss": "^3.0.0",
     "autoprefixer": "^9.8.6",
     "bytes": "^3.0.0",
     "chalk": "^4.1.0",
diff --git a/yarn.lock b/yarn.lock
index 33d78b3bf..65e8c8141 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -992,13 +992,13 @@
     minimatch "^3.0.4"
     strip-json-comments "^3.1.1"
 
-"@fullhuman/postcss-purgecss@^2.1.2":
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/@fullhuman/postcss-purgecss/-/postcss-purgecss-2.3.0.tgz#50a954757ec78696615d3e118e3fee2d9291882e"
-  integrity sha512-qnKm5dIOyPGJ70kPZ5jiz0I9foVOic0j+cOzNDoo8KoCf6HjicIZ99UfO2OmE7vCYSKAAepEwJtNzpiiZAh9xw==
+"@fullhuman/postcss-purgecss@^3.0.0":
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/@fullhuman/postcss-purgecss/-/postcss-purgecss-3.0.0.tgz#e39bf7a7d2a2c664ed151b639785b2efcbca33ff"
+  integrity sha512-cvuOgMwIVlfgWcUMqg5p33NbGUxLwMrKtDKkm3QRfOo4PRVNR6+y/xd9OyXTVZiB1bIpKNJ0ZObYPWD3DRQDtw==
   dependencies:
     postcss "7.0.32"
-    purgecss "^2.3.0"
+    purgecss "^3.0.0"
 
 "@istanbuljs/load-nyc-config@^1.0.0":
   version "1.0.0"
@@ -1917,10 +1917,10 @@ commander@^4.0.1:
   resolved "https://registry.yarnpkg.com/commander/-/commander-4.0.1.tgz#b67622721785993182e807f4883633e6401ba53c"
   integrity sha512-IPF4ouhCP+qdlcmCedhxX4xiGBPyigb8v5NeUp+0LyhwLgxMqyp3S0vl7TAPfS/hiP7FC3caI/PB9lTmP8r1NA==
 
-commander@^5.0.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-5.1.0.tgz#46abbd1652f8e059bddaef99bbdcb2ad9cf179ae"
-  integrity sha512-P0CysNDQ7rtVw4QIQtm+MRxV66vKFSvlsQvGYXZWR3qFU0jlMKHZZZgw8e+8DSah4UDKMqnknRDQz+xuQXQ/Zg==
+commander@^6.0.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-6.1.0.tgz#f8d722b78103141006b66f4c7ba1e97315ba75bc"
+  integrity sha512-wl7PNrYWd2y5mp1OK/LhTlv8Ff4kQJQRXXAvF+uU/TPNiVJUxZLRYGj/B0y/lPGAVcSbJqH2Za/cvHmrPMC8mA==
 
 commondir@^1.0.1:
   version "1.0.1"
@@ -4603,12 +4603,12 @@ punycode@^2.1.0, punycode@^2.1.1:
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
   integrity sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==
 
-purgecss@^2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/purgecss/-/purgecss-2.3.0.tgz#5327587abf5795e6541517af8b190a6fb5488bb3"
-  integrity sha512-BE5CROfVGsx2XIhxGuZAT7rTH9lLeQx/6M0P7DTXQH4IUc3BBzs9JUzt4yzGf3JrH9enkeq6YJBe9CTtkm1WmQ==
+purgecss@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/purgecss/-/purgecss-3.0.0.tgz#039c191871bb999894222a00c4c8b179fccdb043"
+  integrity sha512-t3FGCwyX9XWV3ffvnAXTw6Y3Z9kNlcgm14VImNK66xKi5sdqxSA2I0SFYxtmZbAKuIZVckPdazw5iKL/oY/2TA==
   dependencies:
-    commander "^5.0.0"
+    commander "^6.0.0"
     glob "^7.0.0"
     postcss "7.0.32"
     postcss-selector-parser "^6.0.2"