diff --git a/C#-and-.NET-docs-supplement.md b/C#-and-.NET-docs-supplement.md
index f46ad0e..870992f 100644
--- a/C#-and-.NET-docs-supplement.md
+++ b/C#-and-.NET-docs-supplement.md
@@ -50,7 +50,7 @@ If a string literal contains a date, *even if it's being deserialised to a strin
 
 [up-to-date docs on MSDN](https://learn.microsoft.com/en-us/nuget/consume-packages/install-use-packages-dotnet-cli)
 
-`dotnet list $PWD/BizHawk.sln package --outdated` will list outdated `<PackageReference/>`s (betas are **ignored** without `--include-prerelease`). There is no built-in command for updating them automatically.
+`dotnet list $PWD/BizHawk.sln package --outdated` will list outdated `<PackageReference/>`s (betas are **ignored** without `--include-prerelease`—if there are only betas published, it sees no releases and prints "Not found"). There is no built-in command for updating them automatically.
 
 ## NUL-terminated strings