diff --git a/SqlDefinitionStorageExample/Program.cs b/SqlDefinitionStorageExample/Program.cs
index 3547e7e..e8bf2db 100644
--- a/SqlDefinitionStorageExample/Program.cs
+++ b/SqlDefinitionStorageExample/Program.cs
@@ -23,7 +23,6 @@
 builder.Services.AddScoped<IDefinitionStorage, CustomDefinitionStorage>();
 builder.Services.AddScoped<ISharedDataSourceStorage, CustomSharedDataSourceStorage>();
 builder.Services.AddScoped<IResourceStorage, CustomResourceStorage>();
-builder.Services.AddScoped<ISharedDataSourceStorage, CustomSharedDataSourceStorage>();
 builder.Services.AddScoped<IReportSourceResolver, CustomReportSourceResolver>();
 builder.Services.AddScoped<IReportDocumentResolver, CustomReportDocumentResolver>();
 
@@ -73,4 +72,4 @@
 // Add initial data to database
 app.Seed();
 
-app.Run();
\ No newline at end of file
+app.Run();