diff --git a/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/Attachment/Nunchuk.cpp b/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/Attachment/Nunchuk.cpp
index c486c5cdb5..03e929799c 100644
--- a/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/Attachment/Nunchuk.cpp
+++ b/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/Attachment/Nunchuk.cpp
@@ -111,7 +111,7 @@ void Nunchuk::GetState(u8* const data, const bool focus)
 			m_udpWrap->inst->getNunchuckAccel(x,y,z);
 			accel->x=u8(x*(calib->one_g.x-calib->zero_g.x)+calib->zero_g.x);
 			accel->y=u8(y*(calib->one_g.y-calib->zero_g.y)+calib->zero_g.y);
-			accel->z=u8(z*(calib->one_g.z-calib->zero_g.z)+calib->zero_g.z);
+			accel->z=u8(-z*(calib->one_g.z-calib->zero_g.z)+calib->zero_g.z);
 		}	
 	}
 	//End UDPNunchuck
diff --git a/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/UDPTLayer.h b/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/UDPTLayer.h
index 89212a3423..cd0db9c119 100644
--- a/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/UDPTLayer.h
+++ b/Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/UDPTLayer.h
@@ -36,7 +36,7 @@ namespace UDPTLayer
 		m->inst->getAccel(x,y,z);
 		data->x=u8(x*(calib->one_g.x-calib->zero_g.x)+calib->zero_g.x);
 		data->y=u8(y*(calib->one_g.y-calib->zero_g.y)+calib->zero_g.y);
-		data->z=u8(z*(calib->one_g.z-calib->zero_g.z)+calib->zero_g.z);
+		data->z=u8(-z*(calib->one_g.z-calib->zero_g.z)+calib->zero_g.z);
 	}
 
 	void GetIR( UDPWrapper * m, float * x,  float * y,  float * z)