--- a/rustup.sh
+++ b/rustup.sh
@@ -1463,6 +1463,10 @@ get_architecture() {
             local _ostype=unknown-freebsd
             ;;

+        NetBSD)
+            local _ostype=unknown-netbsd
+            ;;
+
         DragonFly)
             local _ostype=unknown-dragonfly
             ;;