diff --git a/grafana/Dockerfile b/grafana/Dockerfile
index fed8720..67020e9 100644
--- a/grafana/Dockerfile
+++ b/grafana/Dockerfile
@@ -5,7 +5,7 @@
 FROM debian:jessie
 MAINTAINER kev <noreply@easypi.info>
 
-ENV GRAFANA_VERSION=3.0.4-1464167696
+ENV GRAFANA_VERSION=3.1.0-1468321182
 ENV GRAFANA_FILE=grafana_${GRAFANA_VERSION}_amd64.deb
 ENV GRAFANA_URL=https://grafanarel.s3.amazonaws.com/builds/${GRAFANA_FILE}
 
diff --git a/zoneminder/README.md b/zoneminder/README.md
index 4949320..6c3037a 100644
--- a/zoneminder/README.md
+++ b/zoneminder/README.md
@@ -17,6 +17,8 @@ zoneminder:
     - "127.0.0.1:8080:80"
   links:
     - mysql
+  volumes:
+    - ./fcgiwrap:/etc/default/fcgiwrap
   restart: always
 
 mysql:
@@ -33,6 +35,12 @@ mysql:
 > - `timezone = Asia/Shanghai` was hard-coded in Dockerfile.
 > - Make sure two containers have the same timezone.
 
+## fcgiwrap
+
+```bash
+FCGI_CHILDREN=4
+```
+
 ## /etc/nginx/sites-enabled/default
 
 ```