diff --git a/Cargo.toml b/Cargo.toml
index c4ced94b..fc642933 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,6 @@
 [workspace]
 members = ["crates/*", "xtask"]
+exclude = ["old/*"]
 # Only compile / check / document the public crates by default
 default-members = ["crates/*"]
 resolver = "2"