diff --git a/show-expected-fail-tests.sh b/show-expected-fail-tests.sh
index 3470b53a0..9cd51b007 100755
--- a/show-expected-fail-tests.sh
+++ b/show-expected-fail-tests.sh
@@ -77,6 +77,7 @@ while read -r test_name; do
 done <<< "${passed_but_expected_fail}"
 
 # TODO: Check that the same test doesn't exist in both the whitelist and blacklist
+# TODO: Check that the same test doesn't appear twice in the whitelist|blacklist
 
 # Trim test output strings
 tests_to_add=$(echo -e $tests_to_add | xargs)