diff --git a/WGneu/Helpers/WgContext.cs b/WGneu/Helpers/AppDbContext.cs
similarity index 96%
rename from WGneu/Helpers/WgContext.cs
rename to WGneu/Helpers/AppDbContext.cs
index 9373050..bf1fe9e 100644
--- a/WGneu/Helpers/WgContext.cs
+++ b/WGneu/Helpers/AppDbContext.cs
@@ -2,7 +2,7 @@
 using WGneu.Models;
 
 namespace WGneu.Helpers {
-    public class WgContext : DbContext {
+    public class AppDbContext : DbContext {
         public DbSet<Country> Countries { get; set; }
         public DbSet<Member> Members { get; set; }
         public DbSet<AT_Gem> Gemeinden { get; set; }
@@ -20,7 +20,6 @@ namespace WGneu.Helpers {
         public DbSet<WineQual> WineQualities { get; set; }
         public DbSet<WineVar> WineVarieties { get; set; }
 
-
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) {
             optionsBuilder.UseSqlite("Data Source=\"C:\\Users\\lorenz\\Desktop\\wgtest.sqlite3\"; foreign keys=true");
             optionsBuilder.UseLazyLoadingProxies();
diff --git a/WGneu/Models/AT_Plz.cs b/WGneu/Models/AT_Plz.cs
index 434b828..ce7407e 100644
--- a/WGneu/Models/AT_Plz.cs
+++ b/WGneu/Models/AT_Plz.cs
@@ -32,7 +32,7 @@ namespace WGneu.Models {
         [ForeignKey("CountryCode")]
         public virtual Country Country { get; set; }
 
-        public ISet<AT_Plz> Orte(WgContext ctx) {
+        public ISet<AT_Plz> Orte(AppDbContext ctx) {
             return ctx.Postleitzahlen.Where(p => p.Plz == Plz).ToHashSet();
         }
     }
diff --git a/WGneu/Models/PostalDest.cs b/WGneu/Models/PostalDest.cs
index 69a4ad1..611651c 100644
--- a/WGneu/Models/PostalDest.cs
+++ b/WGneu/Models/PostalDest.cs
@@ -19,7 +19,7 @@ namespace WGneu.Models {
         [ForeignKey("CountryCode")]
         public virtual Country Country { get; set; }
 
-        public AT_Plz? Plz(WgContext ctx) {
+        public AT_Plz? Plz(AppDbContext ctx) {
             // TODO getter
             if (CountryCode != "AT") return null;
             return ctx.Postleitzahlen.Where(p => p.Id == Id).FirstOrDefault();
diff --git a/WGneu/Windows/ContractListWindow.xaml.cs b/WGneu/Windows/ContractListWindow.xaml.cs
index b0a266b..884b246 100644
--- a/WGneu/Windows/ContractListWindow.xaml.cs
+++ b/WGneu/Windows/ContractListWindow.xaml.cs
@@ -8,7 +8,7 @@ using WGneu.Models;
 
 namespace WGneu.Windows {
     public partial class ContractListWindow : Window {
-        private readonly WgContext Context = new();
+        private readonly AppDbContext Context = new();
 
         public ContractListWindow(Member member) {
             InitializeComponent();
diff --git a/WGneu/Windows/MainWindow.xaml.cs b/WGneu/Windows/MainWindow.xaml.cs
index 37769da..e353cd5 100644
--- a/WGneu/Windows/MainWindow.xaml.cs
+++ b/WGneu/Windows/MainWindow.xaml.cs
@@ -12,7 +12,7 @@ using WGneu.Helpers;
 
 namespace WGneu.Windows {
     public partial class MainWindow : Window {
-        private readonly WgContext Context = new();
+        private readonly AppDbContext Context = new();
 
         public MainWindow() {
             InitializeComponent();
diff --git a/WGneu/Windows/MemberListWindow.xaml.cs b/WGneu/Windows/MemberListWindow.xaml.cs
index 54da458..fc2fe38 100644
--- a/WGneu/Windows/MemberListWindow.xaml.cs
+++ b/WGneu/Windows/MemberListWindow.xaml.cs
@@ -19,7 +19,7 @@ namespace WGneu.Windows {
         private readonly Dictionary<Control, bool> Valid = new();
         private readonly Dictionary<Control, object?> OriginalValues = new();
         private readonly RoutedCommand CtrlF = new();
-        private readonly WgContext Context = new();
+        private readonly AppDbContext Context = new();
 
         public MemberListWindow() {
             InitializeComponent();