diff --git a/lib/cache/memory_cache.js b/lib/cache/memory_cache.js
index 958bab11..6bb76edd 100644
--- a/lib/cache/memory_cache.js
+++ b/lib/cache/memory_cache.js
@@ -1,7 +1,7 @@
 import cache from 'memory-cache'
 import BLOG from 'blog.config'
 
-const cacheTime = BLOG.isProd ? 10 : 120 * 60 // 120 minutes for dev,10 minutes for prod
+const cacheTime = BLOG.isProd ? 20 : 120 * 60 // 120 minutes for dev,10 minutes for prod
 
 export async function getCacheFromMemory (key, options) {
   return cache.get(key)