diff --git a/README.md b/README.md
index 01db71424..08707cc83 100755
--- a/README.md
+++ b/README.md
@@ -145,13 +145,14 @@ For previous versions, please read:
 
 ## V3 changes
 
-* v3.0, 2019-12-11, SrsPacket supports converting to message, so can be sent by one API.
+* v3.0, 2019-12-12, For [#547][bug #547], [#1506][bug #1506], default hls_dts_directly to on. 3.0.71
+* v3.0, 2019-12-12, SrsPacket supports converting to message, so can be sent by one API.
 * v3.0, 2019-12-11, For [#1042][bug #1042], cover RTMP client/server protocol.
 * v3.0, 2019-12-11, Fix [#1445][bug #1445], limit the createStream recursive depth. 3.0.70
 * v3.0, 2019-12-11, For [#1042][bug #1042], cover RTMP handshake protocol.
 * v3.0, 2019-12-11, Fix [#1229][bug #1229], fix the security risk in logger. 3.0.69
 * v3.0, 2019-12-11, For [#1229][bug #1229], fix the security risk in HDS. 3.0.69
-* v3.0, 2019-12-05, Fix [#1506][bug #1501], support directly turn FLV timestamp to TS DTS. 3.0.68
+* v3.0, 2019-12-05, Fix [#1506][bug #1506], support directly turn FLV timestamp to TS DTS. 3.0.68
 * <strong>v3.0, 2019-11-30, [3.0 alpha3(3.0.67)][r3.0a3] released. 110864 lines.</strong>
 * v3.0, 2019-12-01, Fix [#1501][bug #1501], use request coworker for origin cluster. 3.0.67
 * <strong>v3.0, 2019-11-30, [3.0 alpha2(3.0.66)][r3.0a2] released. 110831 lines.</strong>
@@ -1519,6 +1520,7 @@ Winlin
 [bug #1229]: https://github.com/ossrs/srs/issues/1229
 [bug #1042]: https://github.com/ossrs/srs/issues/1042
 [bug #1445]: https://github.com/ossrs/srs/issues/1445
+[bug #1506]: https://github.com/ossrs/srs/issues/1506
 [bug #xxxxxxxxxxxxx]: https://github.com/ossrs/srs/issues/xxxxxxxxxxxxx
 
 [exo #828]: https://github.com/google/ExoPlayer/pull/828
diff --git a/trunk/conf/full.conf b/trunk/conf/full.conf
index 66a8c770c..c8d041144 100644
--- a/trunk/conf/full.conf
+++ b/trunk/conf/full.conf
@@ -1128,8 +1128,8 @@ vhost hls.srs.com {
         # If on, guess the specific DTS by AAC samples, please read https://github.com/ossrs/srs/issues/547#issuecomment-294350544
         # If off, directly turn the FLV timestamp to DTS, which might cause corrupt audio stream.
         # @remark Recommend to set to off, unless your audio stream sample-rate and timestamp is not correct.
-        # Default: off
-        hls_dts_directly off;
+        # Default: on
+        hls_dts_directly on;
 
         # on_hls, never config in here, should config in http_hooks.
         # for the hls http callback, @see http_hooks.on_hls of vhost hooks.callback.srs.com
diff --git a/trunk/src/app/srs_app_config.cpp b/trunk/src/app/srs_app_config.cpp
index 024e296e2..9f8ed7726 100644
--- a/trunk/src/app/srs_app_config.cpp
+++ b/trunk/src/app/srs_app_config.cpp
@@ -6152,7 +6152,7 @@ int SrsConfig::get_vhost_hls_nb_notify(string vhost)
 
 bool SrsConfig::get_vhost_hls_dts_directly(string vhost)
 {
-    static bool DEFAULT = false;
+    static bool DEFAULT = true;
 
     SrsConfDirective* conf = get_hls(vhost);
     if (!conf) {
@@ -6164,7 +6164,7 @@ bool SrsConfig::get_vhost_hls_dts_directly(string vhost)
         return DEFAULT;
     }
 
-    return SRS_CONF_PERFER_FALSE(conf->arg0());
+    return SRS_CONF_PERFER_TRUE(conf->arg0());
 }
 
 bool SrsConfig::get_hls_cleanup(string vhost)
diff --git a/trunk/src/core/srs_core.hpp b/trunk/src/core/srs_core.hpp
index 24a702933..f7cee590d 100644
--- a/trunk/src/core/srs_core.hpp
+++ b/trunk/src/core/srs_core.hpp
@@ -27,7 +27,7 @@
 // The version config.
 #define VERSION_MAJOR       3
 #define VERSION_MINOR       0
-#define VERSION_REVISION    70
+#define VERSION_REVISION    71
 
 // The macros generated by configure script.
 #include <srs_auto_headers.hpp>