diff --git a/example/player/js/main.js b/example/player/js/main.js
index 5d46878..71319bc 100644
--- a/example/player/js/main.js
+++ b/example/player/js/main.js
@@ -47,7 +47,7 @@ ui.setup(player, {
     lowlatency: true,        // ll-dash, ll-hls, ll-flv/fmp4 (auto reduce latency due to cumulative ack of tcp)
     maxBufferLength: 1.5,    // sec.
     maxRetries: 0,           // maximum number of retries while some types of error occurs. -1 means always
-    mode: 'live',            // live, vod
+    mode: 'auto',            // auto, live, vod
     module: 'FLV',           // SRC, FLV, FMP4, DASH*, HLS*, RTC
     objectfit: 'contain',    // fill, contain, cover, none, scale-down
     retrying: 0,             // ms. retrying interval
diff --git a/src/odd.js b/src/odd.js
index d2676a4..2a934cd 100644
--- a/src/odd.js
+++ b/src/odd.js
@@ -1,6 +1,6 @@
 odd = function () {
     return {
-        version: '2.5.02',
+        version: '2.5.03',
     };
 };
 
diff --git a/src/player/player.js b/src/player/player.js
index 87fb1cd..a227641 100644
--- a/src/player/player.js
+++ b/src/player/player.js
@@ -19,7 +19,7 @@
             maxBufferLength: 1.5,    // sec.
             maxPlaybackLength: 10,   // sec. for live mode only, set NaN to disable
             maxRetries: 0,           // maximum number of retries while some types of error occurs. -1 means always
-            mode: 'live',            // live, vod
+            mode: 'auto',            // auto, live, vod
             module: '',              // SRC, FLV, FMP4, DASH*, HLS*, RTC
             muted: false,
             objectfit: 'contain',    // fill, contain, cover, none, scale-down
diff --git a/src/player/player.model.js b/src/player/player.model.js
index 0a4617d..b779cb4 100644
--- a/src/player/player.model.js
+++ b/src/player/player.model.js
@@ -58,9 +58,9 @@
         };
 
         _this.duration = function (duration) {
-            if (utils.typeOf(duration) === 'number') {
-                if (duration !== _duration && !(isNaN(_duration) && isNaN(duration))) {
-                    _logger.log('Model duration change: ' + duration);
+            if (utils.typeOf(duration) === 'number' && duration !== _duration && !(isNaN(_duration) && isNaN(duration))) {
+                _logger.log('Model duration change: ' + duration);
+                if (_usermode === 'auto') {
                     // NaN -> Infinity: live
                     // NaN -> Number: vod
                     // Infinity -> NaN: live
@@ -68,15 +68,20 @@
                     // Number -> NaN: user config
                     // Number -> Infinity: live (should not happen)
                     // Number -> Number: live (Mac Safari)
+                    var mode;
                     if (isNaN(_duration) && duration !== Infinity) {
-                        _this.config.mode = 'vod';
+                        mode = 'vod';
                     } else if (_duration !== Infinity && isNaN(duration)) {
-                        _this.config.mode = _usermode;
+                        mode = _usermode;
                     } else {
-                        _this.config.mode = 'live';
+                        mode = 'live';
+                    }
+                    if (_this.config.mode !== mode) {
+                        _this.config.mode = mode;
+                        _logger.log('Model mode change: ' + _this.config.mode);
                     }
-                    _duration = duration;
                 }
+                _duration = duration;
             }
             return _duration;
         };