diff --git a/setup.sh b/setup.sh
index ccaed653..6d8516e9 100755
--- a/setup.sh
+++ b/setup.sh
@@ -26,7 +26,7 @@ LBLUE="\e[94m"
 RESET="\e[0m"
 
 set -euEo pipefail
-shopt -s inherit_errexit
+shopt -s inherit_errexit 2>/dev/null || true
 trap '__err "${BASH_SOURCE}" "${FUNCNAME[0]:-?}" "${BASH_COMMAND:-?}" "${LINENO:-?}" "${?:-?}"' ERR
 
 function __err