diff --git a/srcpkgs/ccnet/patches/libressl.patch b/srcpkgs/ccnet/patches/libressl.patch
new file mode 100644
index 00000000000..ce7cd354603
--- /dev/null
+++ b/srcpkgs/ccnet/patches/libressl.patch
@@ -0,0 +1,11 @@
+--- lib/rsa.c.orig	2017-05-06 19:32:15.000000000 +0000
++++ lib/rsa.c	2017-05-06 19:32:23.971214589 +0000
+@@ -13,7 +13,7 @@
+ 
+ /* Forward compatibility functions if libssl < 1.1.0. */
+ 
+-#if OPENSSL_VERSION_NUMBER < 0x10100000L
++#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
+ 
+ int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d)
+ {