diff --git a/show-expected-fail-tests.sh b/show-expected-fail-tests.sh
index f58416b2d..80b842ab1 100755
--- a/show-expected-fail-tests.sh
+++ b/show-expected-fail-tests.sh
@@ -22,6 +22,7 @@ tests_to_add=""
 already_in_testfile=""
 
 while read -r test_id; do
+	[ "${test_id}" = "" ] && continue
 	grep "${test_id}" "${testfile}" > /dev/null 2>&1
 	if [ "$?" != "0" ]; then
 		tests_to_add="${tests_to_add}${test_id}\n"
diff --git a/testfile b/testfile
index ea6fc9172..362df4513 100644
--- a/testfile
+++ b/testfile
@@ -142,3 +142,4 @@ Trying to get push rules with unknown rule_id fails with 404
 Events come down the correct room
 local user can join room with version 5
 User can invite local user to room with version 5
+Inbound federation can receive room-join requests