diff --git a/.env.sample b/.env.sample
index 5702eba..7c0331d 100644
--- a/.env.sample
+++ b/.env.sample
@@ -5,6 +5,12 @@ LETS_ENCRYPT_ENV=production
 
 COMPOSE_FILE="compose.yml"
 
+# 15 * 60
+CACHE_EXPIRE=900
+
+# 5 * 60 * 60
+CACHE_CONTENT_EXPIRE=18000
+
 # instagram
 #COMPOSE_FILE="$COMPOSE_FILE:compose.instagram.yml"
 #IG_ENABLED=1
diff --git a/compose.yml b/compose.yml
index 97ddce2..db769a3 100644
--- a/compose.yml
+++ b/compose.yml
@@ -5,10 +5,12 @@ services:
   app:
     image: "diygod/rsshub:2022-09-02"
     environment:
-      - NODE_ENV=production
+      - CACHE_CONTENT_EXPIRE
+      - CACHE_EXPIRE
       - CACHE_TYPE=redis
-      - REDIS_URL=redis://redis:6379/
+      - NODE_ENV=production
       - PUPPETEER_WS_ENDPOINT=ws://browserless:3000
+      - REDIS_URL=redis://redis:6379/
     networks:
       - proxy
       - internal