diff --git a/GmailTokenManager.cs b/GmailTokenManager.cs
index ecd9bbc..7b8daba 100644
--- a/GmailTokenManager.cs
+++ b/GmailTokenManager.cs
@@ -1,5 +1,6 @@
 using Google.Apis.Auth.OAuth2;
 using Google.Apis.Util.Store;
+using System;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
@@ -25,23 +26,33 @@ public static class GmailTokenManager
     public static async Task<string> ObtenerAccessTokenAsync(GmailConfig config)
     {
         var stream = new MemoryStream(config.ClientSecret);
-
-        await _tokenSemaphore.WaitAsync();
-        try
+        int i = 0;  
+        do
         {
-            var credencial = await GoogleWebAuthorizationBroker.AuthorizeAsync(
-                GoogleClientSecrets.FromStream(stream).Secrets,
-                new[] { "https://mail.google.com/" },
-                config.Usuario,
-                CancellationToken.None,
-                new FileDataStore(config.TokenFolder, true)
-            );
+            i++;
+            await _tokenSemaphore.WaitAsync();
+            try
+            {
+                var credencial = await GoogleWebAuthorizationBroker.AuthorizeAsync(
+                    GoogleClientSecrets.FromStream(stream).Secrets,
+                    new[] { "https://mail.google.com/" },
+                    config.Usuario,
+                    CancellationToken.None,
+                    new FileDataStore(config.TokenFolder, true)
+                );
 
-            return await credencial.GetAccessTokenForRequestAsync();
-        }
-        finally
-        {
-            _tokenSemaphore.Release();
+                return await credencial.GetAccessTokenForRequestAsync();              
+            }
+            catch (Exception ex)
+            {
+                if (i > 1) throw new Exception(ex.Message,ex);
+                System.Threading.Thread.Sleep(5000);
+            }
+            finally
+            {
+                _tokenSemaphore.Release();
+            }           
         }
+        while (true);
     }
 }
\ No newline at end of file
diff --git a/tsGmail.csproj b/tsGmail.csproj
index 912299b..537f50f 100644
--- a/tsGmail.csproj
+++ b/tsGmail.csproj
@@ -11,6 +11,7 @@
 		<Company>Tecnosis S.A</Company>
 		<Description>Envío de correos con cuentas de gmail</Description>
 		<PackageReleaseNotes>
+			- Version 1.0.2 Se introduce un reintento en la obtención de token
 			- Version 1.0.1 2025-09-22 Corrección rutinas asyncronas
 			- Version 1.0.0 2025-09-18 Primera versión
 		</PackageReleaseNotes>