diff --git a/trunk/src/lua-engine.cpp b/trunk/src/lua-engine.cpp
index b4455993..2258004c 100644
--- a/trunk/src/lua-engine.cpp
+++ b/trunk/src/lua-engine.cpp
@@ -399,6 +399,14 @@ static int emu_poweron(lua_State *L) {
 	return 0;
 }
 
+static int emu_debuggerloop(lua_State *L) {
+	#ifdef WIN32
+	extern void win_debuggerLoop();
+		win_debuggerLoop();
+	#endif
+	return 0;
+}
+
 // emu.softreset()
 //
 // Executes a power cycle
@@ -5538,6 +5546,7 @@ static int emu_exec_time(lua_State *L) { return 0; }
 static const struct luaL_reg emulib [] = {
 
 	{"poweron", emu_poweron},
+	{"debuggerloop", emu_debuggerloop},
 	{"softreset", emu_softreset},
 	{"speedmode", emu_speedmode},
 	{"frameadvance", emu_frameadvance},