diff --git a/addon/tools/wav2c.sh b/addon/tools/wav2c.sh
index bd03b22..d8233b4 100755
--- a/addon/tools/wav2c.sh
+++ b/addon/tools/wav2c.sh
@@ -173,6 +173,7 @@ do
 			fill_mod=`expr "${sample['len']}" % "${AUDIO_BLOCK_SIZE}"`
 			fill=`expr "${AUDIO_BLOCK_SIZE}" - "${fill_mod}"`
 			sample['len']=`expr "${sample['len']}" + "${fill}"`
+			sample['len']=`expr "${sample['len']}" / 2`
 
 			echo "// Converted from ${sample['filename']}, length = ${sample['len']} bytes" >> "${DRUMSET_H}"
 			echo "PROGMEM const int8_t ${sample['name']}[] = {" >> "${DRUMSET_H}"