diff --git a/iguana/iguana_secp.c b/iguana/iguana_secp.c
index b984c236d..d133e7248 100755
--- a/iguana/iguana_secp.c
+++ b/iguana/iguana_secp.c
@@ -347,10 +347,10 @@ uint64_t bitcoin_rangeverify(void *ctx,int32_t *exponentp,int32_t *mantissap,uin
 
 int32_t bitcoin_rangeproof(void *ctx,uint8_t *proof,uint8_t *commit,bits256 blind,bits256 nonce,uint64_t value,uint64_t min_value,int32_t exponent,int32_t min_bits)
 {
-    int32_t prooflen=0  ,retval = -1; uint8_t message[4096];
+    int32_t prooflen=0  ,retval = -1;
     SECP_ENSURE_CTX
     {
-        if ( secp256k1_rangeproof_sign(ctx,proof,&prooflen,min_value,commit,blind.bytes,nonce.bytes,exponent,min_bits,value,message) > 0 )
+        if ( secp256k1_rangeproof_sign(ctx,proof,&prooflen,min_value,commit,blind.bytes,nonce.bytes,exponent,min_bits,value) > 0 )
             retval = prooflen;
         ENDSECP_ENSURE_CTX
     }
diff --git a/iguana/secp256k1/include/secp256k1_rangeproof.h b/iguana/secp256k1/include/secp256k1_rangeproof.h
index 9d6f2dd11..a22be8491 100644
--- a/iguana/secp256k1/include/secp256k1_rangeproof.h
+++ b/iguana/secp256k1/include/secp256k1_rangeproof.h
@@ -155,7 +155,7 @@ SECP256K1_WARN_UNUSED_RESULT int secp256k1_rangeproof_sign(
   const unsigned char *nonce,
   int exp,
   int min_bits,
-  uint64_t value,unsigned char message[4096]
+  uint64_t value
 ) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(5) SECP256K1_ARG_NONNULL(6) SECP256K1_ARG_NONNULL(7);
 
 /** Extract some basic information from a range-proof.
diff --git a/iguana/secp256k1/src/bench_rangeproof.c b/iguana/secp256k1/src/bench_rangeproof.c
index 9506e0dfe..6885c0f22 100644
--- a/iguana/secp256k1/src/bench_rangeproof.c
+++ b/iguana/secp256k1/src/bench_rangeproof.c
@@ -45,7 +45,7 @@ static void bench_rangeproof_setup(void* arg)
         if ( i < sizeof(data->prooflen) )
             data->message[i] = i;
     }
-    CHECK(secp256k1_rangeproof_sign(data->ctx, data->proof, &data->prooflen,0, data->commit, data->blind, data->nonce, PUBLICDIGITS, data->min_bits, data->v,data->message));
+    CHECK(secp256k1_rangeproof_sign(data->ctx, data->proof, &data->prooflen,0, data->commit, data->blind, data->nonce, PUBLICDIGITS, data->min_bits, data->v));
     //for (i=0; i<data->prooflen; i++)
     //    printf("%02x",data->proof[i]);
     CHECK(secp256k1_rangeproof_verify(data->ctx, &minv, &maxv, data->commit, data->proof, data->prooflen));
diff --git a/iguana/secp256k1/src/modules/rangeproof/main_impl.h b/iguana/secp256k1/src/modules/rangeproof/main_impl.h
index 4d774e96d..87de981ab 100644
--- a/iguana/secp256k1/src/modules/rangeproof/main_impl.h
+++ b/iguana/secp256k1/src/modules/rangeproof/main_impl.h
@@ -155,7 +155,7 @@ int secp256k1_rangeproof_verify(const secp256k1_context* ctx, uint64_t *min_valu
     return secp256k1_rangeproof_verify_impl(&ctx->ecmult_ctx, NULL, &ctx->pedersen_ctx, &ctx->rangeproof_ctx,NULL, NULL, NULL, NULL, NULL, min_value, max_value, commit, proof, plen);
 }
 
-int secp256k1_rangeproof_sign(const secp256k1_context *ctx, unsigned char *proof, int *plen,uint64_t min_value,const unsigned char *commit, const unsigned char *blind, const unsigned char *nonce,int exp,int min_bits, uint64_t value,unsigned char message[4096])
+int secp256k1_rangeproof_sign(const secp256k1_context *ctx, unsigned char *proof, int *plen,uint64_t min_value,const unsigned char *commit, const unsigned char *blind, const unsigned char *nonce,int exp,int min_bits, uint64_t value)
 {
     ARG_CHECK(ctx != NULL);
     ARG_CHECK(proof != NULL);
@@ -167,7 +167,7 @@ int secp256k1_rangeproof_sign(const secp256k1_context *ctx, unsigned char *proof
     ARG_CHECK(secp256k1_ecmult_gen_context_is_built(&ctx->ecmult_gen_ctx));
     ARG_CHECK(secp256k1_pedersen_context_is_built(&ctx->pedersen_ctx));
     ARG_CHECK(secp256k1_rangeproof_context_is_built(&ctx->rangeproof_ctx));
-    return secp256k1_rangeproof_sign_impl(&ctx->ecmult_ctx, &ctx->ecmult_gen_ctx, &ctx->pedersen_ctx, &ctx->rangeproof_ctx,proof, plen, min_value, commit, blind, nonce, exp, min_bits, value,message);
+    return secp256k1_rangeproof_sign_impl(&ctx->ecmult_ctx, &ctx->ecmult_gen_ctx, &ctx->pedersen_ctx, &ctx->rangeproof_ctx,proof, plen, min_value, commit, blind, nonce, exp, min_bits, value);
 }
 
 #endif
diff --git a/iguana/secp256k1/src/modules/rangeproof/rangeproof_impl.h b/iguana/secp256k1/src/modules/rangeproof/rangeproof_impl.h
index 3e3f3b579..22b245cf2 100644
--- a/iguana/secp256k1/src/modules/rangeproof/rangeproof_impl.h
+++ b/iguana/secp256k1/src/modules/rangeproof/rangeproof_impl.h
@@ -258,7 +258,7 @@ SECP256K1_INLINE static int secp256k1_range_proveparams(uint64_t *v,int *rings,i
 SECP256K1_INLINE static int secp256k1_rangeproof_sign_impl(const secp256k1_ecmult_context *ecmult_ctx,
  const secp256k1_ecmult_gen_context *ecmult_gen_ctx,const secp256k1_pedersen_context *pedersen_ctx,
  const secp256k1_rangeproof_context *rangeproof_ctx,unsigned char *proof,int *plen,uint64_t min_value,
- const unsigned char *commit,const unsigned char *blind,const unsigned char *nonce,int exp,int min_bits,uint64_t value,unsigned char message[4096])
+ const unsigned char *commit,const unsigned char *blind,const unsigned char *nonce,int exp,int min_bits,uint64_t value)
 {
     secp256k1_gej pubs[128];     /* Candidate digits for our proof, most inferred. */
     secp256k1_scalar s[128];     /* Signatures in our proof, most forged. */
@@ -266,7 +266,6 @@ SECP256K1_INLINE static int secp256k1_rangeproof_sign_impl(const secp256k1_ecmul
     secp256k1_scalar k[32];      /* Nonces for our non-forged signatures. */
     secp256k1_scalar stmp;
     secp256k1_sha256_t sha256_m;
-    ;
     unsigned char tmp[33],prep[4096];
     unsigned char *signs;          /* Location of sign flags in the proof. */
     uint64_t v;