diff --git a/.editorconfig b/.editorconfig
index 74a363e..f579ff5 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -177,6 +177,9 @@ csharp_using_directive_placement = outside_namespace:warning
 csharp_prefer_static_local_function = true:warning
 # Primary constructor preferences
 csharp_style_prefer_primary_constructors = false:none
+# Collection preferences
+dotnet_style_prefer_collection_expression = true:error
+resharper_use_collection_expression_highlighting =true:error
 
 ##########################################
 # Unnecessary Code Rules