diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index e0a5fe364b1..164008ece2e 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -134,6 +134,7 @@ CPUS["HPHYBRID"] = true
 CPUS["SM510"] = true
 CPUS["MB86901"] = true
 CPUS["NANOPROCESSOR"] = true
+CPUS["CLIPPER"] = true
 
 --------------------------------------------------
 -- specify available sound cores; some of these are