diff --git a/cylc/flow/etc/job.sh b/cylc/flow/etc/job.sh
index 353143d74f..c64edfda29 100755
--- a/cylc/flow/etc/job.sh
+++ b/cylc/flow/etc/job.sh
@@ -135,7 +135,6 @@ cylc__job__main() {
     export PATH="${CYLC_WORKFLOW_RUN_DIR}/share/bin:${CYLC_WORKFLOW_RUN_DIR}/bin:${PATH}"
     export PYTHONPATH="${CYLC_WORKFLOW_RUN_DIR}/share/lib/python:${CYLC_WORKFLOW_RUN_DIR}/lib/python:${PYTHONPATH:-}"
     # Create share and work directories
-    mkdir -p "${CYLC_WORKFLOW_SHARE_DIR}" || true
     mkdir -p "${CYLC_TASK_SHARE_CYCLE_DIR}" || true
     mkdir -p "$(dirname "${CYLC_TASK_WORK_DIR}")" || true
     mkdir -p "${CYLC_TASK_WORK_DIR}"