diff --git a/debian/spark-store.preinst b/debian/spark-store.preinst
index 5a31c3b..e6ac3bd 100755
--- a/debian/spark-store.preinst
+++ b/debian/spark-store.preinst
@@ -3,7 +3,7 @@
 function network-check()
 {
     #超时时间
-    local timeout=5
+    local timeout=15
 
     #目标网站
     local target=www.baidu.com