diff --git a/src/emu.h b/src/emu.h
index bff6129..799c5a5 100644
--- a/src/emu.h
+++ b/src/emu.h
@@ -6,7 +6,7 @@
 #include "processing-unit.h"
 #include "ruc/singleton.h"
 
-class Emu : ruc::Singleton<Emu> {
+class Emu final : public ruc::Singleton<Emu> {
 public:
 	Emu(s) {}
 
diff --git a/src/main.cpp b/src/main.cpp
index 3c59f96..34c9cf2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,5 +1,6 @@
 #include <cstdio>
 
+#include "emu.h"
 #include "ruc/timer.h"
 
 int main(int argc, char* argv[])
@@ -8,5 +9,7 @@ int main(int argc, char* argv[])
 
 	printf("%fms\n", t.elapsedNanoseconds() / 1000000.0);
 
+	Emu::the().ReadRAM(0, 0);
+
 	return 0;
 }