diff --git a/sample/test.sh b/sample/test.sh
index f129ca4..352d5f3 100755
--- a/sample/test.sh
+++ b/sample/test.sh
@@ -29,6 +29,7 @@ run_samedec() {
 
   #shellcheck disable=SC2086
   "$SAMEDEC" $ARGS \
+    -vvv \
     --rate 22050 \
     --file "${infile}.bin" \
     -- \