diff --git a/Webzine.EntitiesContext/Webzine.EntitiesContext.csproj b/Webzine.EntitiesContext/Webzine.EntitiesContext.csproj
index b5c89ad..d7e7ae6 100644
--- a/Webzine.EntitiesContext/Webzine.EntitiesContext.csproj
+++ b/Webzine.EntitiesContext/Webzine.EntitiesContext.csproj
@@ -11,6 +11,7 @@
       <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.5" />
       <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="10.0.5" />
       <PackageReference Include="NLog" Version="6.1.1" />
+      <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.1" />
       <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/Webzine.EntitiesContext/WebzineDbContext.cs b/Webzine.EntitiesContext/WebzineDbContext.cs
index 2ec5aa1..0bd2b51 100644
--- a/Webzine.EntitiesContext/WebzineDbContext.cs
+++ b/Webzine.EntitiesContext/WebzineDbContext.cs
@@ -43,6 +43,8 @@ namespace Webzine.EntitiesContext
 
             modelBuilder.Entity<Artiste>(entity =>
             {
+                entity.ToTable("Artistes");
+
                 entity.HasKey(a => a.IdArtiste)
                     .HasName("PK_Artiste");
 
@@ -54,12 +56,16 @@ namespace Webzine.EntitiesContext
 
             modelBuilder.Entity<Style>(entity =>
             {
+                entity.ToTable("Styles");
+
                 entity.HasKey(s => s.IdStyle)
                     .HasName("PK_Style");
             });
 
             modelBuilder.Entity<Commentaire>(entity =>
             {
+                entity.ToTable("Commentaires");
+
                 entity.HasKey(c => c.IdCommentaire)
                     .HasName("PK_Commentaire");
 
@@ -71,6 +77,8 @@ namespace Webzine.EntitiesContext
 
             modelBuilder.Entity<Titre>(entity =>
             {
+                entity.ToTable("Titres");
+
                 entity.HasKey(t => t.IdTitre)
                     .HasName("PK_Titre");
 
diff --git a/Webzine.Entity/Fixtures/SeedDataLocal.cs b/Webzine.Entity/Fixtures/SeedDataLocal.cs
index 9b69c5f..0480382 100644
--- a/Webzine.Entity/Fixtures/SeedDataLocal.cs
+++ b/Webzine.Entity/Fixtures/SeedDataLocal.cs
@@ -44,8 +44,8 @@ namespace Webzine.Entity.Fixtures
             Faker<Titre> faker = new Faker<Titre>("fr")
                 .RuleFor(t => t.Libelle, f => f.Lorem.Sentence(3).Replace(".", string.Empty))
                 .RuleFor(t => t.Chronique, f => f.Lorem.Paragraphs(3))
-                .RuleFor(t => t.DateCreation, f => f.Date.Recent(120))
-                .RuleFor(t => t.DateSortie, (f, t) => f.Date.Past(10, t.DateCreation))
+                .RuleFor(t => t.DateCreation, f => DateTime.SpecifyKind(f.Date.Recent(120), DateTimeKind.Utc))
+                .RuleFor(t => t.DateSortie, (f, t) => DateTime.SpecifyKind(f.Date.Past(10, t.DateCreation), DateTimeKind.Utc))
                 .RuleFor(t => t.Duree, f => f.Random.Int(120, 420))
                 .RuleFor(t => t.UrlJaquette, f => $"https://picsum.photos/seed/{Guid.NewGuid():N}/640/640")
                 .RuleFor(t => t.UrlEcoute, f => $"https://example.com/listen/{Guid.NewGuid():N}")
@@ -129,7 +129,7 @@ namespace Webzine.Entity.Fixtures
             Faker<Commentaire> faker = new Faker<Commentaire>("fr")
                 .RuleFor(c => c.Auteur, f => f.Internet.UserName())
                 .RuleFor(c => c.Contenu, f => f.Lorem.Sentences(2))
-                .RuleFor(c => c.DateCreation, f => f.Date.Recent(60))
+                .RuleFor(c => c.DateCreation, f => DateTime.SpecifyKind(f.Date.Recent(60), DateTimeKind.Utc))
                 .RuleFor(c => c.Titre, _ => titre)
                 .RuleFor(c => c.IdTitre, _ => titre.IdTitre);
 
diff --git a/Webzine.WebApplication/Program.cs b/Webzine.WebApplication/Program.cs
index 0ac5209..733468a 100644
--- a/Webzine.WebApplication/Program.cs
+++ b/Webzine.WebApplication/Program.cs
@@ -23,22 +23,30 @@ try
         // Necessite le package Nuget Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation.
         .AddRazorRuntimeCompilation();
 
-    builder.Services.AddDbContext<WebzineDbContext>(options =>
-        options.UseSqlite(builder.Configuration.GetConnectionString("DefaultConnection")));
-
     // NLog: Setup NLog for Dependency injection
     builder.Logging.ClearProviders();
     builder.Host.UseNLog();
 
     // En fonction de la configuration, utilise soit les repositories basés sur une base de données, soit les repositories basés sur des listes locales.
     bool useDatabase = builder.Configuration.GetValue<bool>("UseDatabase");
+    bool isSQLite = builder.Configuration.GetValue<bool>("IsSQLite");
     if (useDatabase)
     {
+        if (isSQLite)
+        {
+            builder.Services.AddDbContext<WebzineDbContext>(options =>
+                options.UseSqlite(builder.Configuration.GetConnectionString("SqliteConnection")));
+        }
+        else
+        {
+            builder.Services.AddDbContext<WebzineDbContext>(options =>
+                options.UseNpgsql(builder.Configuration.GetConnectionString("PostGreSQLConnection")));
+        }
+        builder.Services.AddScoped<DbEntityRepository>();
         builder.Services.AddScoped<ITitreRepository, DbTitreRepository>();
         builder.Services.AddScoped<IStyleRepository, DbStyleRepository>();
         builder.Services.AddScoped<IArtisteRepository, DbArtisteRepository>();
         //builder.Services.AddScoped<ICommentaireRepository, DbCommentaireRepository>();
-        builder.Services.AddScoped<DbEntityRepository>();
     }
     else
     {
@@ -57,13 +65,28 @@ try
 
     if (useDatabase)
     {
-        using (var scope = app.Services.CreateScope())
+        if (isSQLite)
         {
-            var db = scope.ServiceProvider.GetRequiredService<WebzineDbContext>();
-            db.Database.EnsureDeleted();
-            db.Database.EnsureCreated();
-            var repo = scope.ServiceProvider.GetRequiredService<DbEntityRepository>();
-            repo.SeedBaseDeDonnees();
+            using (var scope = app.Services.CreateScope())
+            {
+                var db = scope.ServiceProvider.GetRequiredService<WebzineDbContext>();
+                db.Database.EnsureDeleted();
+                db.Database.EnsureCreated();
+                var repo = scope.ServiceProvider.GetRequiredService<DbEntityRepository>();
+                repo.SeedBaseDeDonnees();
+            }
+        }
+        else
+        {
+            using (var scope = app.Services.CreateScope())
+            {
+                // TODO : A modifier pour ne pas supprimer la base de donnée en prod
+                var db = scope.ServiceProvider.GetRequiredService<WebzineDbContext>();
+                db.Database.EnsureDeleted();
+                db.Database.EnsureCreated();
+                var repo = scope.ServiceProvider.GetRequiredService<DbEntityRepository>();
+                repo.SeedBaseDeDonnees();
+            }
         }
     }
     else
diff --git a/Webzine.WebApplication/appsettings.json b/Webzine.WebApplication/appsettings.json
index de9ba91..fc87614 100644
--- a/Webzine.WebApplication/appsettings.json
+++ b/Webzine.WebApplication/appsettings.json
@@ -6,13 +6,14 @@
     }
   },
   "Webzine": {
-    // TODO : préciser les modes environnement et repo
     "NombreDerniereChronique": 3,
     "NombreDeTopTitres": 3
   },
-  "UseDatabase": false,
+  "UseDatabase": true,
+  "IsSQLite": true,
   "ConnectionStrings": {
-    "DefaultConnection": "Data Source=Data/webzine.sqlite"
+    "SqliteConnection": "Data Source=Data/webzine.sqlite",
+    "PostGreSQLConnection" : "Host=localhost;Port=5432;Username=admin;Password=admin123;Database=webzine_db"
   },
   "AllowedHosts": "*"
 }