diff --git a/optout/src/test/resources/check-conf-file.sh b/optout/src/test/resources/check-conf-file.sh
index 1de419d..cad605d 100644
--- a/optout/src/test/resources/check-conf-file.sh
+++ b/optout/src/test/resources/check-conf-file.sh
@@ -26,3 +26,4 @@ EOF
 
 err "Testing confirmation file"
 diff -u "$conf_file" "$expected"
+err "Confirmation file is formatted as expected"