diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 2260848..0c4639c 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -254,6 +254,7 @@
         done
     }
 else
+    echo "Warning: lsof not available, wait_server_start = sleep $START_DELAY"
     wait_server_start() {
         sleep "$START_DELAY"
     }