unused arg
diff --git a/skeletons/oer_decoder.c b/skeletons/oer_decoder.c
index 911a567..ebfadc5 100644
--- a/skeletons/oer_decoder.c
+++ b/skeletons/oer_decoder.c
@@ -104,6 +104,7 @@
     size_t expected_length = 0;
     ssize_t len_len;
 
+    (void)td;
     (void)opt_codec_ctx;
     (void)constraints;