diff --git a/Source/Plugins/Plugin_DSP_HLE/Src/UCodes/UCode_AX_Voice.h b/Source/Plugins/Plugin_DSP_HLE/Src/UCodes/UCode_AX_Voice.h
index ac3dbd0c8d..6cac2f18b9 100644
--- a/Source/Plugins/Plugin_DSP_HLE/Src/UCodes/UCode_AX_Voice.h
+++ b/Source/Plugins/Plugin_DSP_HLE/Src/UCodes/UCode_AX_Voice.h
@@ -188,12 +188,11 @@ inline void MixAddVoice(ParamBlockType &pb, int *templbuffer, int *temprbuffer,
 		} // end of the _iSize loop
 
 		// Update volume
-		if(m_frame->gVolume) // allow us to turn this off in the debugger
+		if (sizeof(ParamBlockType) == sizeof(AXParamBlock) && m_frame->gVolume) // allow us to turn this off in the debugger
 		{
 			pb.mixer.volume_left = ADPCM_Vol(pb.mixer.volume_left, pb.mixer.unknown, pb.mixer_control);
 			pb.mixer.volume_right = ADPCM_Vol(pb.mixer.volume_right, pb.mixer.unknown2, pb.mixer_control);
 		}
- 
 
 		pb.src.cur_addr_frac = (u16)frac;
 		pb.audio_addr.cur_addr_hi = samplePos >> 16;