diff --git a/samples/features/json/todo-app/dotnet-rest-api/.gitignore b/samples/features/json/todo-app/dotnet-rest-api/.gitignore
index 2d9630ee..c1db60b5 100644
--- a/samples/features/json/todo-app/dotnet-rest-api/.gitignore
+++ b/samples/features/json/todo-app/dotnet-rest-api/.gitignore
@@ -1,2 +1,3 @@
 TodoApp.xproj.user
-.vs/*
\ No newline at end of file
+.vs/*
+*.sln
\ No newline at end of file