diff --git a/config/postcss.config.js b/config/postcss.config.js
index 4efd9591..75619a06 100644
--- a/config/postcss.config.js
+++ b/config/postcss.config.js
@@ -10,7 +10,7 @@ const purgecss = require('@fullhuman/postcss-purgecss')({
     const els = JSON.parse(content).htmlElements
     return [...(els.tags || []), ...(els.classes || []), ...(els.ids || [])]
   },
-  dynamicAttributes: ['data-bs-theme'],
+  dynamicAttributes: ['data-bs-theme', 'data-bs-theme-animate'],
   safelist: ['was-validated',
     ...whitelister([
       './assets/scss/theme/theme.scss',
diff --git a/package-lock.json b/package-lock.json
index 7ef5f8b8..f51b7ccb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.15.0",
       "license": "MIT",
       "devDependencies": {
-        "@fullhuman/postcss-purgecss": "^6.0.0",
+        "@fullhuman/postcss-purgecss": "~6.0.0",
         "@gethinode/netlify-plugin-dartsass": "^0.3.0",
         "autoprefixer": "^10.4.20",
         "cpy-cli": "^5.0.0",
diff --git a/package.json b/package.json
index 5a3564a4..6da1479e 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
   },
   "homepage": "https://gethinode.com",
   "devDependencies": {
-    "@fullhuman/postcss-purgecss": "^6.0.0",
+    "@fullhuman/postcss-purgecss": "~6.0.0",
     "@gethinode/netlify-plugin-dartsass": "^0.3.0",
     "autoprefixer": "^10.4.20",
     "cpy-cli": "^5.0.0",