diff --git a/release.sh b/release.sh
index c3dd1b7..8a7a473 100755
--- a/release.sh
+++ b/release.sh
@@ -1,8 +1,11 @@
 #!/bin/bash
 
 set -exu
-if [[ ! -d ~/www/static/six9.net/software/q-tools/ ]];  then
-  echo go to server
+
+export_folder=$HOME/www/static/six9.net/software/q-tools/
+
+if [[ ! -d "$export_folder" ]];  then
+  echo "export_folder=$export_folder missing."
   exit 1
 fi
 mkdir -p ~/tmp/q-tools-release-$$
@@ -14,12 +17,12 @@ seconds=$(( 10#$( date +%H )*3600 + 10#$( date +%M )*60 + 10#$( date +%S ) ))
 version="$( date +%Y%m%d ).$seconds"
 echo $version > .version
 tar \
-  -czf ~/www/static/six9.net/software/q-tools/q-tools.$version.tar.gz \
+  -czf "$export_folder"/q-tools.$version.tar.gz \
   --owner=0 --group=0 \
   .
-ln -sfT  q-tools.$version.tar.gz ~/www/static/six9.net/software/q-tools/current.tar.gz
-echo $version > ~/www/static/six9.net/software/q-tools/current.txt
-cd ~/www/static/six9.net/software/q-tools/
+ln -sfT  q-tools.$version.tar.gz "$export_folder"/current.tar.gz
+echo $version > "$export_folder"/current.txt
+cd "$export_folder"
 rm -r ~/tmp/q-tools-release-$$
 ls q-tools* | daterake -n 4 --drop | xargs rm -v -f
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