make symlinking the container idempotent

1 files changed, 1 insertions, 1 deletions

diff --git a/pilot.sh b/pilot.sh
index 2ecef80..1137904 100644
--- a/pilot.sh
+++ b/pilot.sh
@@ -14,7 +14,7 @@ set_container() {
     [ -f "${1}" ] || error "Container ${1} does not exist."
     CWL_SINGULARITY_CACHE="${1%/*}"
     if [ ! "${1##*/}" == "vlbi-cwl.sif" ]; then
-        ln -s "${1}" "$CWL_SINGULARITY_CACHE/vlbi-cwl.sif"
+        ln -sf "${1}" "$CWL_SINGULARITY_CACHE/vlbi-cwl.sif"
     fi
 }