diff --git a/Makefile b/Makefile
index 5e942a0..144544e 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ build:
 	scripts/shcompile src/main.sh > zpkg && chmod +x zpkg
 
 # minimized build with lxsh
-var_exclude = TMPDIR ZPKG_.* _ZPKG_.* SSH_ADDRESS HTTP_ADDRESS PKG_PATH COMPRESSION ALLOW_ROOT UPDATE_REMOVE
+var_exclude = TMPDIR ZPKG_.* _ZPKG_.* SSH_ADDRESS HTTP_ADDRESS PKG_PATH COMPRESSION ALLOW_ROOT UPDATE_REMOVE NOSUDO
 minimal: minimal-deploy
 
 minimal-deploy: minimal-build
diff --git a/server_scripts/gen_install.sh b/server_scripts/gen_install.sh
index 2aa722b..094adfd 100755
--- a/server_scripts/gen_install.sh
+++ b/server_scripts/gen_install.sh
@@ -10,6 +10,7 @@ echo '#!/bin/sh
 cat .zpkgconfig >> install.sh
 # body
 echo '
+[ "$DEBUG" = true ] && set -x
 
 [ -z "$TMPDIR" ] && TMPDIR=/tmp