diff --git a/bin/start-nginx b/bin/start-nginx
index 1d0e3db4..b0d1f589 100755
--- a/bin/start-nginx
+++ b/bin/start-nginx
@@ -3,13 +3,6 @@
 # make sure we kill all child processes once done
 trap '{ pkill -P $$; rm -f config/nginx.conf; exit 255; }' EXIT
 
-if [[ $RACK_ENV == "production" ]]; then
-  export tmp_dir=/tmp
-else
-  mkdir -p tmp
-  export tmp_dir=./tmp
-fi
-
 if [ -f bin/nginx ]; then
   nginx=bin/nginx
 else
diff --git a/script/server b/script/server
index c4578701..3afd1c27 100755
--- a/script/server
+++ b/script/server
@@ -13,6 +13,13 @@ echo "port=$PORT rack_env=$RACK_ENV web_concurrency=$WEB_CONCURRENCY nginx_worke
 ruby="ruby -I lib -S"
 bexc="$ruby bundle exec"
 
+if [[ $RACK_ENV == "production" ]]; then
+  export tmp_dir=/tmp
+else
+  mkdir -p tmp
+  export tmp_dir=./tmp
+fi
+
 cmd="unicorn config.ru -E $RACK_ENV -c config/unicorn.rb"
 [[ $RACK_ENV == "development" ]] && cmd="rerun -b -- $cmd"
 cmd="bin/start-nginx $bexec je $cmd"