diff --git a/M6502/src/mos6502.cpp b/M6502/src/mos6502.cpp
index 6c94714..610ae55 100644
--- a/M6502/src/mos6502.cpp
+++ b/M6502/src/mos6502.cpp
@@ -14,6 +14,7 @@ void EightBit::MOS6502::powerOn() {
 	P() = RF;
 	S() = Mask8;
 
+	raise(NMI());
 	raise(SO());
 }
 
diff --git a/Z80/src/Z80.cpp b/Z80/src/Z80.cpp
index 3b3c5cc..6be753a 100644
--- a/Z80/src/Z80.cpp
+++ b/Z80/src/Z80.cpp
@@ -28,6 +28,7 @@ void EightBit::Z80::powerOn() {
 
 	IntelProcessor::powerOn();
 
+	raise(NMI());
 	raise(M1());
 
 	di();