diff --git a/main.c b/main.c
index 439d43d..2c0c458 100644
--- a/main.c
+++ b/main.c
@@ -98,7 +98,7 @@ int main (void)
 				{
 						for(i2=1;i2<=4;i2++)
 						{
-								sample[i] = ((sample[i] + sample[i*6+i2])/2);
+								sample[i] = ((sample[i] + sample[i*8+i2])/2);
 						}
 						//avg written to sample[0..7]