diff --git a/scripts/target/mame/arcade.lua b/scripts/target/mame/arcade.lua
index 5cae165daa0..17b7caa4056 100644
--- a/scripts/target/mame/arcade.lua
+++ b/scripts/target/mame/arcade.lua
@@ -819,7 +819,6 @@ BUSES["SMS_EXP"] = true
 --BUSES["SPC1000"] = true
 BUSES["SUNKBD"] = true
 --BUSES["TI99PEB"] = true
-BUSES["THOMSON"] = true
 --BUSES["TVC"] = true
 --BUSES["VBOY"] = true
 --BUSES["VC4000"] = true