diff --git a/src/machine/msx.ts b/src/machine/msx.ts
index d79b64a5..af705007 100644
--- a/src/machine/msx.ts
+++ b/src/machine/msx.ts
@@ -97,6 +97,9 @@ export class MSX1 extends BaseZ80VDPBasedMachine {
     ];
   }
   
+  loadBIOS(bios: Uint8Array) {
+    this.bios = bios;
+  }
   
   getKeyboardMap() { return MSX_KEYCODE_MAP; }
 
diff --git a/src/platform/msx.ts b/src/platform/msx.ts
index abadb7ff..c49ce31b 100644
--- a/src/platform/msx.ts
+++ b/src/platform/msx.ts
@@ -44,7 +44,6 @@ class MSXPlatform extends BaseZ80MachinePlatform<MSX1> implements Platform {
   getDefaultExtension() { return ".c"; };
   readAddress(a)        { return this.machine.read(a); }
   readVRAMAddress(a)    { return this.machine.readVRAMAddress(a); }
-  // TODO loadBIOS(bios)	{ this.machine.loadBIOS(a); }
   getMemoryMap = function() { return { main:[
       {name:'BIOS',start:0x0,size:0x4000,type:'rom'},
       //{name:'Cartridge',start:0x4000,size:0x4000,type:'rom'},