diff --git a/src/cache_control.js b/src/cache_control.js
index 5732e63..d78f957 100644
--- a/src/cache_control.js
+++ b/src/cache_control.js
@@ -1,20 +1,29 @@
-module.exports.removeCacheFiles = function() {
-  const config = require('../config');
+const fs = require('fs/promises'); // Use promises for better handling
+const path = require('path');
+const config = require('../config');
 
-  async function deleteStatic() {
-    const fs = require('fs');
-    const wiki_files = './media/wikipedia/';
+async function deleteStatic() {
+  const wiki_files = path.resolve(__dirname, '../media/wikipedia'); // Resolve relative path
 
-    fs.rm(wiki_files, { recursive: true, force: true }, () => {
-      console.log('Cleared cached static media files. You can turn this off by setting the config.cache_control to false.');
-    });
+  try {
+    await fs.rm(wiki_files, { recursive: true, force: true });
+    console.log(
+      'Cleared cached static media files. You can turn this off by setting the config.cache_control to false.'
+    );
+  } catch (error) {
+    console.error(`Error clearing cached static media files: ${error.message}`);
   }
+}
 
-  if(config.cache_control) {
+module.exports.removeCacheFiles = function () {
+  if (config.cache_control) {
     deleteStatic();
 
-    let hours = config.cache_control_interval;
-    if (hours < 1 || isNaN(hours)) {
+    let hours = parseInt(config.cache_control_interval, 10);
+    if (isNaN(hours) || hours < 1) {
+      console.warn(
+        'Invalid cache_control_interval. Defaulting to 24 hours.'
+      );
       hours = 24;
     }
 
@@ -22,4 +31,4 @@ module.exports.removeCacheFiles = function() {
       deleteStatic();
     }, 1000 * 60 * 60 * hours);
   }
-}
+};