diff --git a/build/docker_install.sh b/build/docker_install.sh
index 6b97876..41bd231 100644
--- a/build/docker_install.sh
+++ b/build/docker_install.sh
@@ -4,7 +4,8 @@
 [[ ! -e /.dockerenv ]] && [[ ! -e /.dockerinit ]] && exit 0
 
 # Where am I?
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+a="/$0"; a=${a%/*}; a=${a:-.}; a=${a#/}/; DIR=$(cd $a; pwd)
+#DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 set -xe