diff --git a/config.sample.js b/config.sample.js
index 378921f..032719f 100644
--- a/config.sample.js
+++ b/config.sample.js
@@ -708,11 +708,13 @@ module.exports = {
   },
 
   /*
-    ADVANCED: Use safe.fiery.me-exclusive cache control.
-    This will only work properly with certain settings in nginx reverse proxy and Cloudflare.
-    Do NOT enable unless you know what you are doing.
-    true: With CDN (Cloudflare)
-    2: When NOT using Cloudflare
+    Enable Cache-Control header tags.
+    Please consult the relevant codes in lolisafe.js to learn the specifics.
+    true or 1: Cloudflare (will cache some frontend pages in CDN)
+    2: Basic Cache-Control without CDNs
+
+    NOTE: If set to Cloudflare, and auth is specified in "cloudflare" option above,
+    lolisafe will automatically call Cloudflare API to purge cache of the relevant frontend pages.
   */
   cacheControl: false,
 
diff --git a/lolisafe.js b/lolisafe.js
index 9bd46e1..8170cae 100644
--- a/lolisafe.js
+++ b/lolisafe.js
@@ -183,15 +183,18 @@ if (config.cacheControl) {
     next()
   })
 
-  // If using CDN, cache public pages in CDN
-  if (config.cacheControl !== 2) {
-    cdnPages.push('api/check')
-    for (const page of cdnPages) {
-      safe.use(`/${page === 'home' ? '' : page}`, (req, res, next) => {
-        res.set('Cache-Control', cacheControls.cdn)
-        next()
-      })
-    }
+  switch (config.cacheControl) {
+    case 1:
+    case true:
+      // If using CDN, cache public pages in CDN
+      cdnPages.push('api/check')
+      for (const page of cdnPages) {
+        safe.get(`/${page === 'home' ? '' : page}`, (req, res, next) => {
+          res.set('Cache-Control', cacheControls.cdn)
+          next()
+        })
+      }
+      break
   }
 
   // If serving uploads with node