diff --git a/a.exe b/a.exe
deleted file mode 100644
index 283c25c..0000000
Binary files a/a.exe and /dev/null differ
diff --git a/crypto_sign.h b/crypto_sign.h
deleted file mode 100644
index ae0f601..0000000
--- a/crypto_sign.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef crypto_sign_edwards25519sha512batch_H
-#define crypto_sign_edwards25519sha512batch_H
-
-#define SECRETKEYBYTES 64
-#define PUBLICKEYBYTES 32
-#define SIGNATUREBYTES 64
-
-extern int crypto_sign(unsigned char *,unsigned long long *,const unsigned char *,unsigned long long,const unsigned char *);
-extern int crypto_sign_open(unsigned char *,unsigned long long *,const unsigned char *,unsigned long long,const unsigned char *);
-extern int crypto_sign_keypair(unsigned char *,unsigned char *,unsigned char *);
-
-#endif
\ No newline at end of file
diff --git a/keypair.c b/keypair.c
index 9c0cace..ca65c5e 100644
--- a/keypair.c
+++ b/keypair.c
@@ -1,8 +1,8 @@
-#include "crypto_sign.h"
+#include "ed25519.h"
 #include "sha512.h"
 #include "ge.h"
 
-int crypto_sign_keypair(unsigned char *pk, unsigned char *sk, unsigned char *seed)
+int ed25519_sign_keypair(unsigned char *pk, unsigned char *sk, unsigned char *seed)
 {
   unsigned char h[64];
   ge_p3 A;
@@ -18,5 +18,6 @@ int crypto_sign_keypair(unsigned char *pk, unsigned char *sk, unsigned char *see
 
   for (i = 0;i < 32;++i) sk[i] = seed[i];
   for (i = 0;i < 32;++i) sk[32 + i] = pk[i];
+    
   return 0;
 }
diff --git a/open.c b/open.c
index f65fab3..862c7b6 100644
--- a/open.c
+++ b/open.c
@@ -1,9 +1,9 @@
-#include "crypto_sign.h"
+#include "ed25519.h"
 #include "sha512.h"
 #include "ge.h"
 #include "sc.h"
 
-int crypto_sign_open(
+int ed25519_sign_open(
   unsigned char *m,unsigned long long *mlen,
   const unsigned char *sm,unsigned long long smlen,
   const unsigned char *pk
diff --git a/sign.c b/sign.c
index f98312c..891c719 100644
--- a/sign.c
+++ b/sign.c
@@ -1,9 +1,9 @@
-#include "crypto_sign.h"
+#include "ed25519.h"
 #include "sha512.h"
 #include "ge.h"
 #include "sc.h"
 
-int crypto_sign(
+int ed25519_sign(
   unsigned char *sm,unsigned long long *smlen,
   const unsigned char *m,unsigned long long mlen,
   const unsigned char *sk
diff --git a/test.c b/test.c
index 91b7349..a6b1180 100644
--- a/test.c
+++ b/test.c
@@ -2,7 +2,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
-#include "crypto_sign.h"
+#include "ed25519.h"
 
 char *msg = "Hello World";
 
@@ -11,26 +11,26 @@ int main(int argc, char *argv[]) {
     unsigned char *sigmsg, *newmsg;
     unsigned long long sigmsglen, newmsglen;
     int ret;
-    crypto_sign_keypair(vk, sk, "0123456890123456789012");
+    ed25519_sign_keypair(vk, sk, "0123456890123456789012");
     printf("got keypair\n");
     sigmsg = malloc(strlen(msg)+1+64);
     if (!sigmsg)
         return 1;
-    crypto_sign(sigmsg, &sigmsglen, (unsigned char *)msg, strlen(msg)+1, sk);
+    ed25519_sign(sigmsg, &sigmsglen, (unsigned char *)msg, strlen(msg)+1, sk);
     printf("got signature\n");
     if (sigmsglen != strlen(msg)+1+64)
         return 2;
     newmsg = malloc(sigmsglen);
     if (!newmsg)
         return 3;
-    ret = crypto_sign_open(newmsg, &newmsglen, sigmsg, sigmsglen, vk);
+    ret = ed25519_sign_open(newmsg, &newmsglen, sigmsg, sigmsglen, vk);
     printf("verified signature\n");
     if (ret == 0)
         printf("good!\n");
     else
         printf("bad\n");
     sigmsg[0] ^= 0x01;
-    ret = crypto_sign_open(newmsg, &newmsglen, sigmsg, sigmsglen, vk);
+    ret = ed25519_sign_open(newmsg, &newmsglen, sigmsg, sigmsglen, vk);
     if (ret == 0) 
         printf("bad: failed to detect simple corruption\n");
     else