diff --git a/src/lib_ccx/avc_functions.c b/src/lib_ccx/avc_functions.c
index c3ea1dcf5..0b377bf5e 100644
--- a/src/lib_ccx/avc_functions.c
+++ b/src/lib_ccx/avc_functions.c
@@ -992,9 +992,9 @@ void slice_header(struct encoder_ctx *enc_ctx, struct lib_cc_decode *dec_ctx, un
 
 	if (nal_unit_type == 5)
 	{
+		// idr_pic_id: Read to advance bitstream position; value not needed for caption extraction
 		tmp = read_exp_golomb_unsigned(&q1);
 		dvprint("idr_pic_id=            % 4lld (%#llX)\n", tmp, tmp);
-		// TODO
 	}
 	if (dec_ctx->avc_ctx->pic_order_cnt_type == 0)
 	{