diff --git a/dot_local/bin/executable_install-deno b/dot_local/bin/executable_install-deno
index d34ecc9..06f2be0 100755
--- a/dot_local/bin/executable_install-deno
+++ b/dot_local/bin/executable_install-deno
@@ -9,7 +9,8 @@ function get_os () (
     case $(uname -sm) in
         "Darwin x86_64") echo x86_64-apple-darwin ;;
         "Darwin arm64")  echo aarch64-apple-darwin ;;
-        "Linux x86_64")  echo unknown-linux-gnu ;;
+        "Linux x86_64")  echo x86_64-unknown-linux-gnu ;;
+        "Linux aarch64") echo aarch64-unknown-linux-gnu ;;
         *)           >&2 echo "unsupported os: $(uname -s)"; exit 1;;
     esac
 )