diff --git a/test/T310-emacs.sh b/test/T310-emacs.sh
index c06a8133..5f74305d 100755
--- a/test/T310-emacs.sh
+++ b/test/T310-emacs.sh
@@ -86,14 +86,13 @@ test_emacs "(let ((notmuch-show-indent-messages-width 4))
 test_expect_equal_file $EXPECTED/notmuch-show-thread-maildir-storage-with-fourfold-indentation OUTPUT
 
 test_begin_subtest "notmuch-show for message with invalid From"
-test_subtest_known_broken
 add_message "[subject]=\"message-with-invalid-from\"" \
 	    "[from]=\"\\\"Invalid \\\" From\\\" <test_suite@notmuchmail.org>\""
 thread=$(notmuch search --output=threads subject:message-with-invalid-from)
 test_emacs "(notmuch-show \"$thread\")
 	    (test-output \"OUTPUT.raw\")"
 cat <<EOF >EXPECTED
-"Invalid " (2001-01-05) (inbox)
+Invalid " From <test_suite@notmuchmail.org> (2001-01-05) (inbox)
 Subject: message-with-invalid-from
 To: Notmuch Test Suite <test_suite@notmuchmail.org>
 Date: GENERATED_DATE