diff --git a/buildtools/.gitignore b/buildtools/.gitignore
index f34ce3c14219b7ec7782c760afb97013c0dc6bc8..d18137fc78b858f744823cd10ef3bfc44c75c55f 100644
--- a/buildtools/.gitignore
+++ b/buildtools/.gitignore
@@ -1,5 +1,6 @@
 /.cipd_client*
 /.versions
+/linux-arm64/
 /linux-x64/
 /mac-x64/
 *.DS_Store