diff --git a/assets/music.tsv b/assets/music.tsv
index 9ad93ec..75eddeb 100644
--- a/assets/music.tsv
+++ b/assets/music.tsv
@@ -354,6 +354,7 @@ Palestrina	Exaltabo te Domine	Loose. Chester edition
 Palestrina	Fuit homo missus a Deo	Adv p79	
 Palestrina	Matin Responsory	Adv p130; CfC2 p68	🟢
 Palestrina	Missa Brevis	Loose. Chester edition	🟢
+Palestrina	Missa Papae Marcelli	Loose. Chester edition	🟢
 Palestrina	O Bone Iesu (4v)	OEAB p104	🟢
 Palestrina	Salvator mundi	NCAB p401	🟢
 Palestrina	Sanctus (from Missa Quarta)	XVIAB p51