diff --git a/hosts/Disco.nix b/hosts/Disco.nix
index 6fb8678..affffe6 100644
--- a/hosts/Disco.nix
+++ b/hosts/Disco.nix
@@ -114,6 +114,7 @@
             exclude_regex = /home/.*/\.mozilla
             exclude_regex = /home/.*/\.local
             exclude_regex = /home/.*/\.cargo
+            exclude_regex = /home/.*/\.rustup
             exclude_regex = /home/.*/\.texlive.*
             exclude_regex = /home/.*/\.vscode.*
             exclude_regex = sync_[0-9a-f]+\.db