diff --git a/setup.sh b/setup.sh
index ba51668..ea39ddc 100644
--- a/setup.sh
+++ b/setup.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-3>&1
+exec 3>&1
 
 declare this_script_url
 this_script_url="${SCRIPT_URL:?}"