diff --git a/back/admin_peer.cgi b/back/admin_peer.cgi
index 2f87b4c..9dd2e73 100755
--- a/back/admin_peer.cgi
+++ b/back/admin_peer.cgi
@@ -9,7 +9,7 @@ CONFIG_FILE='/etc/wgapi/config'
  if ! [ ${#} -eq 0 ]; then
 	printf 'ERROR! Bad input: %s %s\n' "${0}" "${*}" >>"${LOGFILE}"
 	exit 3
-fi & if [ -f "${CONFIG_FILE}" ]; then
+fi & if ! [ -f "${CONFIG_FILE}" ]; then
 	printf 'ERROR! %s could not find %s!\n' "${0}" "${CONFIG_FILE}" >>"${LOGFILE}"
 	exit 4
 fi; source "${CONFIG_FILE}"