diff --git a/Plugins/mongodb.go b/Plugins/mongodb.go
index 8ca84e2..a691457 100644
--- a/Plugins/mongodb.go
+++ b/Plugins/mongodb.go
@@ -33,6 +33,7 @@ func MongodbUnauth(info *common.HostInfo) (flag bool, err error) {
 		return flag, err
 	}
 	buf := make([]byte, 1024)
+	err = conn.SetReadDeadline(time.Now().Add(time.Duration(info.Timeout)*time.Second))
 	count, err := conn.Read(buf)
 	if err != nil {
 		return flag, err
@@ -43,6 +44,7 @@ func MongodbUnauth(info *common.HostInfo) (flag bool, err error) {
 		if err != nil {
 			return flag, err
 		}
+		err = conn.SetReadDeadline(time.Now().Add(time.Duration(info.Timeout)*time.Second))
 		count, err := conn.Read(buf)
 		if err != nil {
 			return flag, err
diff --git a/Plugins/redis.go b/Plugins/redis.go
index 6bbeecd..47f2bf2 100644
--- a/Plugins/redis.go
+++ b/Plugins/redis.go
@@ -262,6 +262,7 @@ func Readfile(filename string) (string, error) {
 func readreply(conn net.Conn) (result string, err error) {
 	buf := make([]byte, 4096)
 	for {
+		conn.SetReadDeadline(time.Now().Add(10 * time.Second))
 		count, err := conn.Read(buf)
 		if err != nil {
 			break