diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index 8b57414f657..15c0b3b5cbe 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -1173,6 +1173,7 @@ ymmu100.cpp
 ymmu5.cpp
 ymmu50.cpp
 ymmu80.cpp
+ympsr60.cpp
 ympsr340.cpp
 ymtx81z.cpp
 ymvl70.cpp