diff --git a/installer/install.sh b/installer/install.sh
index bc7e635..ff39f60 100644
--- a/installer/install.sh
+++ b/installer/install.sh
@@ -3,6 +3,8 @@
 set -e
 set -u
 
+my_tmp=$(mktemp -d)
+
 ### IMPORTANT ###
 ###  VERSION  ###
 #my_app_ver="v1.1"
@@ -24,7 +26,6 @@ my_npm="$NPM_CONFIG_PREFIX/bin/npm"
 
 my_app_name=walnut
 my_app_pkg_name=com.daplie.walnut.web
-my_tmp=$(mktemp -d)
 my_app_dir=$my_tmp
 # TODO un-hardcode core at al
 #my_app_dist=$my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name/dist