diff --git a/conf/lals.default.conf.json b/conf/lals.default.conf.json
index 5bc8d82..5ddb5f9 100644
--- a/conf/lals.default.conf.json
+++ b/conf/lals.default.conf.json
@@ -1,16 +1,19 @@
 {
   "rtmp": {
-    "addr": ":19350"
+    "addr": ":19350",
+    "gop_num": 2
   },
   "httpflv": {
-    "sub_listen_addr": ":8080"
+    "sub_listen_addr": ":8080",
+    "gop_num": 2
   },
   "log": {
     "level": 1,
     "filename": "./logs/lals.log",
     "is_to_stdout": true,
     "is_rotate_daily": true,
-    "short_file_flag": true
+    "short_file_flag": true,
+    "assert_behavior": 1
   },
   "pprof": {
     "addr": ":10001"
diff --git a/go.mod b/go.mod
index a92bbd3..504226b 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module github.com/q191201771/lal
 
 go 1.12
 
-require github.com/q191201771/naza v0.9.1-0.20200416085213-6e96c50afe71
+require github.com/q191201771/naza v0.9.1
diff --git a/go.sum b/go.sum
index bc04b53..ddd0bf3 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-github.com/q191201771/naza v0.9.1-0.20200416085213-6e96c50afe71 h1:4y3DoXCoUR8VJpZ0muwMDBE/V1DJJotsnOAhhaXPGUA=
-github.com/q191201771/naza v0.9.1-0.20200416085213-6e96c50afe71/go.mod h1:SE14GBGO9mAn6JZl3NlfWGtNOT7xQjxOG7f3YOdBThM=
+github.com/q191201771/naza v0.9.1 h1:Pkg65p2EYoiJy8bTEZLa2FgXrm9M5Q6Qr83AJ7yATP8=
+github.com/q191201771/naza v0.9.1/go.mod h1:SE14GBGO9mAn6JZl3NlfWGtNOT7xQjxOG7f3YOdBThM=