diff --git a/src/fmtseq.cpp b/src/fmtseq.cpp
index b31883f..0777721 100644
--- a/src/fmtseq.cpp
+++ b/src/fmtseq.cpp
@@ -321,12 +321,15 @@ int fmtseq::generate (pubkey&pub, privkey&priv,
  *
  */
 
-#include "ios.h"
+#include "iohelpers.h"
 
 int privkey::sign (const bvector& hash, bvector& sig, hash_func& hf)
 {
 	if (hash.size() != hash_size() ) return 2;
-	if (!sigs_remaining() ) return 2;
+	if (!sigs_remaining() ) {
+		err ("fmtseq notice: no signatures left");
+		return 2;
+	}
 
 	uint commitments = fmtseq_commitments (hs);
 
@@ -383,6 +386,9 @@ int privkey::sign (const bvector& hash, bvector& sig, hash_func& hf)
 
 	//move to the next signature and update the cache
 	update_privkey (*this, hf);
+
+	err ("fmtseq notice: " << sigs_remaining() << " signatures remaining");
+
 	return 0;
 }