diff --git a/lib/bkctld-rm b/lib/bkctld-rm
index c5851a7..67e3024 100755
--- a/lib/bkctld-rm
+++ b/lib/bkctld-rm
@@ -19,7 +19,9 @@ kill_or_clean_lockfile() {
                 pkill -9 --parent "${pid}"
                 # Kill the parent
                 kill -9 "${pid}"
-                warning "Process ${pid} has been killed. Only one ${0} can run in parallel, the latest wins."
+                #  Only one bkctld-rm can run in parallel, the latest wins
+                lockfile_date=$(date --date "@$(stat -c %Y ${lock_file})" +"%Y-%m-%d %H:%M:%S")
+                warning "Process \`${pid}' has been killed (was running since ${lockfile_date})"
             else
                 warning "Process not found at PID \`${pid}'. Ignoring lock file \`${lock_file}'."
             fi