diff --git a/install_dev.sh b/install_dev.sh
index 724f6a9..228412c 100644
--- a/install_dev.sh
+++ b/install_dev.sh
@@ -16,6 +16,7 @@ echo "Caution, script don't install a Webserver with PHP and MySQL"
 echo "So you have to make up manually if you want to use MySQL support"
 
 boswatchpath=/opt/boswatch
+mkdir -p $boswatchpath
 
 for (( i=1; i<=$#; i=$i+2 )); do
     t=$((i + 1))