diff --git a/source/ngc/pad.cpp b/source/ngc/pad.cpp
index a74f558..ab4c7c4 100644
--- a/source/ngc/pad.cpp
+++ b/source/ngc/pad.cpp
@@ -488,7 +488,7 @@ static unsigned char DecodeJoy(unsigned short chan)
 	}
 
 	// zapper enabled
-	if(GCSettings.Controller == CTRL_ZAPPER)
+	if(GCSettings.Controller == CTRL_ZAPPER && chan == 0)
 	{
 		int z; // NES port # (0 or 1)