diff --git a/pkgs/servers/dns/bind/default.nix b/pkgs/servers/dns/bind/default.nix
index ac96b3c353aa..a92da7f35ed3 100644
--- a/pkgs/servers/dns/bind/default.nix
+++ b/pkgs/servers/dns/bind/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "0mmhzi4483mkak47wj255a36g3v0yilxwfwlbckr1hssinri5m7q";
   };
 
-  patches = [ ./libressl.patch ./remove-mkdir-var.patch ];
+  patches = [ ./remove-mkdir-var.patch ];
 
   buildInputs = [ openssl libtool perl libxml2 ];
 
diff --git a/pkgs/servers/dns/bind/libressl.patch b/pkgs/servers/dns/bind/libressl.patch
deleted file mode 100644
index b77f24ee429a..000000000000
--- a/pkgs/servers/dns/bind/libressl.patch
+++ /dev/null
@@ -1,102 +0,0 @@
-$OpenBSD: patch-lib_dns_openssl_link_c,v 1.1 2015/09/16 15:28:16 sthen Exp $
---- a/lib/dns/openssl_link.c	Wed Sep 16 14:01:23 2015
-+++ b/lib/dns/openssl_link.c	Wed Sep 16 14:01:46 2015
-@@ -88,7 +88,7 @@ entropy_getpseudo(unsigned char *buf, int num) {
- 	return (result == ISC_R_SUCCESS ? 1 : -1);
- }
- 
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- static void
- entropy_add(const void *buf, int num, double entropy) {
- 	/*
-@@ -121,7 +121,7 @@ lock_callback(int mode, int type, const char *file, in
- 		UNLOCK(&locks[type]);
- }
- 
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- static unsigned long
- id_callback(void) {
- 	return ((unsigned long)isc_thread_self());
-@@ -187,7 +187,7 @@ dst__openssl_init(const char *engine) {
- 	if (result != ISC_R_SUCCESS)
- 		goto cleanup_mutexalloc;
- 	CRYPTO_set_locking_callback(lock_callback);
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- 	CRYPTO_set_id_callback(id_callback);
- #endif
- 
-@@ -287,7 +287,7 @@ dst__openssl_destroy(void) {
- 	CRYPTO_cleanup_all_ex_data();
- #endif
- 	ERR_clear_error();
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- 	ERR_remove_state(0);
- #endif
- 	ERR_free_strings();
---- a/lib/dns/dst_openssl.h	Wed Sep 16 14:00:47 2015
-+++ b/lib/dns/dst_openssl.h	Wed Sep 16 14:02:42 2015
-@@ -36,7 +36,7 @@
- #define USE_ENGINE 1
- #endif
- 
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- /*
-  * These are new in OpenSSL 1.1.0.  BN_GENCB _cb needs to be declared in
-  * the function like this before the BN_GENCB_new call:
---- a/lib/dns/openssldh_link.c	Wed Sep 16 14:01:23 2015
-+++ b/lib/dns/openssldh_link.c	Wed Sep 16 14:02:06 2015
-@@ -173,7 +173,7 @@ openssldh_generate(dst_key_t *key, int generator, void
- 	DH *dh = NULL;
- #if OPENSSL_VERSION_NUMBER > 0x00908000L
- 	BN_GENCB *cb;
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- 	BN_GENCB _cb;
- #endif
- 	union {
-@@ -210,7 +210,7 @@ openssldh_generate(dst_key_t *key, int generator, void
- 		if (dh == NULL)
- 			return (dst__openssl_toresult(ISC_R_NOMEMORY));
- 		cb = BN_GENCB_new();
--#if OPENSSL_VERSION_NUMBER >= 0x10100000L
-+#if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
- 		if (cb == NULL) {
- 			DH_free(dh);
- 			return (dst__openssl_toresult(ISC_R_NOMEMORY));
---- a/lib/dns/openssldsa_link.c	Wed Sep 16 14:01:23 2015
-+++ b/lib/dns/openssldsa_link.c	Wed Sep 16 14:02:22 2015
-@@ -359,7 +359,7 @@ openssldsa_generate(dst_key_t *key, int unused, void (
- 	isc_result_t result;
- #if OPENSSL_VERSION_NUMBER > 0x00908000L
- 	BN_GENCB *cb;
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- 	BN_GENCB _cb;
- #endif
- 	union {
-@@ -383,7 +383,7 @@ openssldsa_generate(dst_key_t *key, int unused, void (
- 	if (dsa == NULL)
- 		return (dst__openssl_toresult(DST_R_OPENSSLFAILURE));
- 	cb = BN_GENCB_new();
--#if OPENSSL_VERSION_NUMBER >= 0x10100000L
-+#if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
- 	if (cb == NULL) {
- 		DSA_free(dsa);
- 		return (dst__openssl_toresult(DST_R_OPENSSLFAILURE));
-$OpenBSD: patch-lib_dns_opensslrsa_link_c,v 1.1 2015/09/16 15:28:16 sthen Exp $
---- a/lib/dns/opensslrsa_link.c	Wed Sep 16 14:01:23 2015
-+++ b/lib/dns/opensslrsa_link.c	Wed Sep 16 14:02:31 2015
-@@ -771,7 +771,7 @@ opensslrsa_generate(dst_key_t *key, int exp, void (*ca
- 	} u;
- 	RSA *rsa = RSA_new();
- 	BIGNUM *e = BN_new();
--#if OPENSSL_VERSION_NUMBER < 0x10100000L
-+#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
- 	BN_GENCB _cb;
- #endif
- 	BN_GENCB *cb = BN_GENCB_new();