diff --git a/bin/twn b/bin/twn
index 1bdb8dc..eb2e8d6 100755
--- a/bin/twn
+++ b/bin/twn
@@ -4,7 +4,7 @@
 set +e
 
 exe="$(basename $PWD)"
-toolpath="$(dirname -- "${BASH_SOURCE[0]}")"
+toolpath="$(dirname "$(readlink "${BASH_SOURCE[0]}")")"
 export TWNROOT=$(realpath "$toolpath"/../)
 
 case "$1" in