diff --git a/src/N_m3u8DL-RE.Common/Entity/WebVttSub.cs b/src/N_m3u8DL-RE.Common/Entity/WebVttSub.cs
index 3bff876..6e9c027 100644
--- a/src/N_m3u8DL-RE.Common/Entity/WebVttSub.cs
+++ b/src/N_m3u8DL-RE.Common/Entity/WebVttSub.cs
@@ -190,6 +190,13 @@ namespace N_m3u8DL_RE.Common.Entity
 
         private static TimeSpan ConvertToTS(string str)
         {
+            //17.0s
+            if (str.EndsWith('s'))
+            {
+                double sec = Convert.ToDouble(str[..^1]);
+                return TimeSpan.FromSeconds(sec);
+            }
+
             str = str.Replace(',', '.');
             var ms = Convert.ToInt32(str.Split('.').Last());
             var o = str.Split('.').First();
diff --git a/src/N_m3u8DL-RE/CommandLine/CommandInvoker.cs b/src/N_m3u8DL-RE/CommandLine/CommandInvoker.cs
index b1a7ac7..ed4b480 100644
--- a/src/N_m3u8DL-RE/CommandLine/CommandInvoker.cs
+++ b/src/N_m3u8DL-RE/CommandLine/CommandInvoker.cs
@@ -18,7 +18,7 @@ namespace N_m3u8DL_RE.CommandLine
 {
     internal partial class CommandInvoker
     {
-        public const string VERSION_INFO = "N_m3u8DL-RE (Beta version) 20230406";
+        public const string VERSION_INFO = "N_m3u8DL-RE (Beta version) 20230412";
 
         [GeneratedRegex("((best|worst)\\d*|all)")]
         private static partial Regex ForStrRegex();