diff --git a/AimeNet/DllMain.cs b/AimeNet/DllMain.cs
index ef4711d..b785f61 100644
--- a/AimeNet/DllMain.cs
+++ b/AimeNet/DllMain.cs
@@ -57,6 +57,17 @@ public static class DllMain
         builder.Logging.AddFilter("Microsoft.AspNetCore.Routing.EndpointMiddleware", LogLevel.Error);
 
         builder.WebHost.UseUrls(_serverAddresses);
+        builder.Services.AddCors(cors =>
+        {
+            cors.AddDefaultPolicy(policy =>
+            {
+                policy.AllowAnyMethod();
+                policy.AllowAnyOrigin();
+
+                policy.SetPreflightMaxAge(TimeSpan.FromHours(6));
+            });
+        });
+
         builder.Services.ConfigureHttpJsonOptions(options =>
         {
             options.SerializerOptions.TypeInfoResolverChain.Insert(0, AppJsonSerializerContext.Default);
@@ -64,6 +75,8 @@ public static class DllMain
 
         var app = builder.Build();
 
+        app.UseCors();
+
         app.MapGet("/", () => Results.Ok(new SystemState(ApiVersion, _serverName)));
         app.MapPost("/card", async ctx =>
         {