diff --git a/FahrzeugeMVC/Controllers/FahrzeugController.cs b/FahrzeugeMVC/Controllers/FahrzeugController.cs
index 344ed90..4613c12 100644
--- a/FahrzeugeMVC/Controllers/FahrzeugController.cs
+++ b/FahrzeugeMVC/Controllers/FahrzeugController.cs
@@ -7,6 +7,13 @@ namespace FahrzeugeMVC.Controllers;
 
 public class FahrzeugController : Controller
 {
+    private readonly IKonfigurationsleser _konfigurationsleser;
+
+    public FahrzeugController(IKonfigurationsleser konfigurationsleser)
+    {
+        _konfigurationsleser = konfigurationsleser;
+    }
+
     public IActionResult Index(string searchTerm)
     {
         string connectionString = this.GetConnectionString();
@@ -29,7 +36,7 @@ public class FahrzeugController : Controller
 
     public string GetConnectionString()
     {
-        return "Server=localhost;User ID=admin;Password=admin;Database=FahrzeugDB";
+        return _konfigurationsleser.LiesDBVerebindung();
     }
 
     [HttpGet]
diff --git a/FahrzeugeMVC/Models/IKonfigurationsleser.cs b/FahrzeugeMVC/Models/IKonfigurationsleser.cs
new file mode 100644
index 0000000..18bf15e
--- /dev/null
+++ b/FahrzeugeMVC/Models/IKonfigurationsleser.cs
@@ -0,0 +1,6 @@
+namespace FahrzeugeMVC.Models;
+
+public interface IKonfigurationsleser
+{
+    string LiesDBVerebindung();
+}
\ No newline at end of file
diff --git a/FahrzeugeMVC/Models/Konfigurationsleser.cs b/FahrzeugeMVC/Models/Konfigurationsleser.cs
new file mode 100644
index 0000000..c97d74c
--- /dev/null
+++ b/FahrzeugeMVC/Models/Konfigurationsleser.cs
@@ -0,0 +1,16 @@
+namespace FahrzeugeMVC.Models;
+
+public class Konfigurationsleser : IKonfigurationsleser
+{
+    private readonly IConfiguration _configuration;
+
+    public Konfigurationsleser(IConfiguration configuration)
+    {
+        this._configuration = configuration;
+    }
+
+    public string LiesDBVerebindung()
+    {
+        return _configuration.GetConnectionString("MariaDB");
+    }
+}
diff --git a/FahrzeugeMVC/Program.cs b/FahrzeugeMVC/Program.cs
index 1510d12..26ba440 100644
--- a/FahrzeugeMVC/Program.cs
+++ b/FahrzeugeMVC/Program.cs
@@ -1,7 +1,10 @@
+using FahrzeugeMVC.Models;
+
 var builder = WebApplication.CreateBuilder(args);
 
 // Add services to the container.
 builder.Services.AddControllersWithViews();
+builder.Services.AddScoped<IKonfigurationsleser, Konfigurationsleser>();
 
 var app = builder.Build();
 
diff --git a/FahrzeugeMVC/appsettings.Development.json b/FahrzeugeMVC/appsettings.Development.json
index 0c208ae..c039b49 100644
--- a/FahrzeugeMVC/appsettings.Development.json
+++ b/FahrzeugeMVC/appsettings.Development.json
@@ -4,5 +4,8 @@
       "Default": "Information",
       "Microsoft.AspNetCore": "Warning"
     }
+  },
+  "ConnectionStrings": {
+    "MariaDB": "Server=localhost;User ID=admin;Password=admin;Database=FahrzeugDB"
   }
 }
diff --git a/FahrzeugeMVC/appsettings.json b/FahrzeugeMVC/appsettings.json
index 10f68b8..aa894ea 100644
--- a/FahrzeugeMVC/appsettings.json
+++ b/FahrzeugeMVC/appsettings.json
@@ -5,5 +5,8 @@
       "Microsoft.AspNetCore": "Warning"
     }
   },
-  "AllowedHosts": "*"
+  "AllowedHosts": "*",
+  "ConnectionStrings": {
+    "MariaDB": "Server=localhost;User ID=admin;Password=admin;Database=FahrzeugDB"
+  }
 }