diff --git a/binding.gyp b/binding.gyp
index 7be3e4a..a97f4c5 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -8,7 +8,7 @@
 		{
 			'include_dirs': [ "<!(node -e \"require('nan')\")" ],
 			'target_name': 'ursaNative',
-			'sources': [ 'src/ursaNative.cc', 'src/asprintf.cc' ],
+			'sources': [ 'src/ursaNative.cc' ],
 			'conditions': [
 				[ 'OS=="win"', {
 				  'conditions': [
diff --git a/src/asprintf.cc b/src/asprintf.cc
deleted file mode 100644
index db4528b..0000000
--- a/src/asprintf.cc
+++ /dev/null
@@ -1,107 +0,0 @@
-
-/*
- * Copyright (c) 2004 Darren Tucker.
- *
- * Based originally on asprintf.c from OpenBSD:
- * Copyright (c) 1997 Todd C. Miller <Todd.Miller AT courtesan.com>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include "asprintf.h"
-
-/* Include vasprintf() if not on your OS. */
-#ifndef HAVE_VASPRINTF
-#define HAVE_VASPRINTF
-
-#include <errno.h>
-#include <limits.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-#ifndef VA_COPY
-# ifdef HAVE_VA_COPY
-#  define VA_COPY(dest, src) va_copy(dest, src)
-# else
-#  ifdef HAVE___VA_COPY
-#   define VA_COPY(dest, src) __va_copy(dest, src)
-#  else
-#   define VA_COPY(dest, src) (dest) = (src)
-#  endif
-# endif
-#endif
-
-#define INIT_SZ 128
-
-int
-vasprintf(char **str, const char *fmt, va_list ap)
-{
-        int ret = -1;
-        va_list ap2;
-        char *string, *newstr;
-        size_t len;
-
-        VA_COPY(ap2, ap);
-        if ((string = (char*)malloc(INIT_SZ)) == NULL)
-                goto fail;
-
-        ret = vsnprintf(string, INIT_SZ, fmt, ap2);
-        if (ret >= 0 && ret < INIT_SZ) { /* succeeded with initial alloc */
-                *str = string;
-        } else if (ret == INT_MAX || ret < 0) { /* Bad length */
-                goto fail;
-        } else {        /* bigger than initial, realloc allowing for nul */
-                len = (size_t)ret + 1;
-                if ((newstr = (char*)realloc(string, len)) == NULL) {
-                        free(string);
-                        goto fail;
-                } else {
-                        va_end(ap2);
-                        VA_COPY(ap2, ap);
-                        ret = vsnprintf(newstr, len, fmt, ap2);
-                        if (ret >= 0 && (size_t)ret < len) {
-                                *str = newstr;
-                        } else { /* failed with realloc'ed string, give up */
-                                free(newstr);
-                                goto fail;
-                        }
-                }
-        }
-        va_end(ap2);
-        return (ret);
-
-fail:
-        *str = NULL;
-        errno = ENOMEM;
-        va_end(ap2);
-        return (-1);
-}
-#endif
-
-/* Include asprintf() if not on your OS. */
-#ifndef HAVE_ASPRINTF
-#define HAVE_ASPRINTF
-int asprintf(char **str, const char *fmt, ...)
-{
-        va_list ap;
-        int ret;
-        
-        *str = NULL;
-        va_start(ap, fmt);
-        ret = vasprintf(str, fmt, ap);
-        va_end(ap);
-
-        return ret;
-}
-#endif
diff --git a/src/asprintf.h b/src/asprintf.h
deleted file mode 100644
index 402cf0f..0000000
--- a/src/asprintf.h
+++ /dev/null
@@ -1,40 +0,0 @@
-
-/*
- * Copyright (c) 2004 Darren Tucker.
- *
- * Based originally on asprintf.c from OpenBSD:
- * Copyright (c) 1997 Todd C. Miller <Todd.Miller AT courtesan.com>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-
-#ifndef ASPRINTF_H
-#define ASPRINTF_H
-
-#include <stdlib.h>
-
-#ifndef _WIN32
-# define HAVE_VASPRINTF
-# define HAVE_ASPRINTF
-#endif
-
-#ifndef HAVE_VASPRINTF
-int vasprintf(char **str, const char *fmt, va_list ap);
-#endif
-
-#ifndef HAVE_ASPRINTF
-int asprintf(char **str, const char *fmt, ...);
-#endif
-
-#endif
diff --git a/src/ursaNative.cc b/src/ursaNative.cc
index c937fe9..916153f 100644
--- a/src/ursaNative.cc
+++ b/src/ursaNative.cc
@@ -9,7 +9,6 @@
 #include <openssl/ssl.h>
 #include <openssl/err.h>
 #include <openssl/pem.h>
-#include "asprintf.h"
 
 using namespace v8;