diff --git a/.gitignore b/.gitignore
index 2bab4dc..6b6cafe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,6 @@ hs_ed25519_secret_key
 .idea/
 .vscode/
 *.swp
+
+# container cross-build output (glibc-compat binary for deploy)
+/target-deb/