--- a/configure.ac	
+++ a/configure.ac	
@@ -1123,6 +1123,9 @@ else
 			if test "$cf_result" != yes; then
 				AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <openssl/ssl.h>]], [[SSLeay_add_ssl_algorithms()]])],[cf_result=yes],[cf_result=no])
 			fi
+			if test "$cf_result" != yes; then
+				AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <openssl/ssl.h>]], [[OPENSSL_init_ssl(0, NULL)]])],[cf_result=yes],[cf_result=no])
+			fi
 		fi
 	done
 
--- a/src/network/ssl/socket.c	
+++ a/src/network/ssl/socket.c	
@@ -247,7 +247,11 @@ static int
 match_uri_host_ip(const unsigned char *uri_host,
 		  ASN1_OCTET_STRING *cert_host_asn1)
 {
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
 	const unsigned char *cert_host_addr = ASN1_STRING_data(cert_host_asn1);
+#else
+	const unsigned char *cert_host_addr = ASN1_STRING_get0_data(cert_host_asn1);
+#endif
 	struct in_addr uri_host_in;
 #ifdef CONFIG_IPV6
 	struct in6_addr uri_host_in6;
--- a/src/network/ssl/ssl.c	
+++ a/src/network/ssl/ssl.c	
@@ -95,7 +95,9 @@ init_openssl(struct module *module)
 	}
 #endif
 
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
 	SSLeay_add_ssl_algorithms();
+#endif
 	context = SSL_CTX_new(SSLv23_client_method());
 	SSL_CTX_set_options(context, SSL_OP_ALL);
 	SSL_CTX_set_default_verify_paths(context);
@@ -471,7 +473,11 @@ void
 random_nonce(unsigned char buf[], size_t size)
 {
 #ifdef USE_OPENSSL
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
 	RAND_pseudo_bytes(buf, size);
+#else
+	RAND_bytes(buf, size);
+#endif
 #elif defined(CONFIG_GNUTLS)
 	gcry_create_nonce(buf, size);
 #else