diff --git a/src/towns/townsdef/townsdef.h b/src/towns/townsdef/townsdef.h
index d326f314..55157a89 100644
--- a/src/towns/townsdef/townsdef.h
+++ b/src/towns/townsdef/townsdef.h
@@ -206,7 +206,7 @@ enum
 
 
 // Marty has OSROM from 0x600000.  Thanks aochan for checking!
-#define TOWNSADDR_MARTY_OSROM_BASE           0x600000 ; If something else is found before 0x600000, update also FMTowns::SetRAMSize function.
+#define TOWNSADDR_MARTY_OSROM_BASE           0x600000 // If something else is found before 0x600000, update also FMTowns::SetRAMSize function.
 #define TOWNSADDR_MARTY_OSROM_END            0x680000
 
 #define TOWNSADDR_MARTY_ROM0_BASE            0x680000