diff --git a/src/Web/Features/Contents/Handlers/CreateContent.cs b/src/Web/Features/Contents/Handlers/CreateContent.cs
index 968c948..a8ca937 100644
--- a/src/Web/Features/Contents/Handlers/CreateContent.cs
+++ b/src/Web/Features/Contents/Handlers/CreateContent.cs
@@ -14,10 +14,9 @@ public record PostContentRequest(
     string Title,
     string Description,
     IFormFileCollection? Files,
-    string ThumbnailUrl,
+    IFormFile? Thumbnail, // Nouveau champ pour le thumbnail
     string[]? ExternalUrls);
 
-
 [PublicAPI]
 public sealed class PostContentRequestValidator : Validator<PostContentRequest>
 {
@@ -42,8 +41,9 @@ public sealed class PostContentRequestValidator : Validator<PostContentRequest>
         RuleForEach(r => r.ExternalUrls)
             .NotEmpty().WithMessage("External URL cannot be empty")
             .Must(url => Uri.IsWellFormedUriString(url, UriKind.Absolute)).WithMessage("External URL is not valid");
-        
-        
+
+        RuleFor(r => r.Thumbnail)
+            .Must(file => file == null || file.Length > 0).WithMessage("Thumbnail file is invalid.");
     }
 }
 
@@ -64,24 +64,19 @@ public sealed class PostContent(
         CancellationToken ct)
     {
         var urls = new ConcurrentBag<string>();
+        string? thumbnailUrl = null;
 
+        // Traitement des fichiers uploadés
         if (req.Files is not null)
         {
             await Parallel.ForEachAsync(
                 req.Files,
                 ct,
-                async (
-                    file,
-                    ict) =>
+                async (file, ict) =>
                 {
                     try
                     {
-                        var contentUrl = await SaveFileAsync(
-                            req.CreatorId,
-                            req.Id,
-                            file,
-                            ict);
-
+                        var contentUrl = await SaveFileAsync(req.CreatorId, req.Id, file, ict);
                         urls.Add(contentUrl);
                     }
                     catch (Exception ex)
@@ -90,15 +85,26 @@ public sealed class PostContent(
                     }
                 });
         }
-        
-        if (req.ExternalUrls is not null)
+
+        // Téléversement du thumbnail
+        if (req.Thumbnail is not null)
         {
-            foreach (var externalUrl in req.ExternalUrls)
+            try
             {
-                urls.Add(externalUrl);
+                thumbnailUrl = await SaveFileAsync(
+                    req.CreatorId,
+                    req.Id,
+                    req.Thumbnail,
+                    ct,
+                    isThumbnail: true); // Utilisation d'un chemin spécifique pour le thumbnail
+            }
+            catch (Exception ex)
+            {
+                Logger.LogError("Error uploading thumbnail: {ErrorMessage}", ex.Message);
             }
         }
-        
+
+        // Ajout à la base de données
         await context.Contents.AddAsync(
             new Content
             {
@@ -107,13 +113,13 @@ public sealed class PostContent(
                 Title = req.Title,
                 Description = req.Description,
                 Urls = urls.IsEmpty ? null : urls.ToArray(),
-                ThumbnailUrl = req.ThumbnailUrl,
-
+                ThumbnailUrl = thumbnailUrl,
             },
             ct);
 
         await context.SaveChangesAsync(ct);
 
+        // Récupérer le contenu pour le retour
         var content = await context
             .Contents
             .Select(c => new ContentModel
@@ -141,11 +147,18 @@ public sealed class PostContent(
         Guid creatorId,
         Guid contentId,
         IFormFile file,
-        CancellationToken ct = default)
+        CancellationToken ct = default,
+        bool isThumbnail = false) // Nouveau paramètre pour indiquer si c'est un thumbnail
     {
+        // Détermine le chemin du blob
+        var blobName = isThumbnail
+            ? $"{creatorId}/{SubDirectoryNames.Contents}/{contentId}/thumbnail-{file.FileName}" // Chemin pour le thumbnail
+            : $"{creatorId}/{SubDirectoryNames.Contents}/{contentId}/{file.FileName}"; // Chemin pour les fichiers normaux
+
+        // Téléverse le fichier
         var url = await blobStorage.UploadFileAsync(
             ContainerNames.Creators,
-            $"{creatorId}/{SubDirectoryNames.Contents}/{contentId}/{file.FileName}",
+            blobName,
             file.OpenReadStream(),
             file.ContentType,
             ct: ct);