--- a/prober/spoofer-prober.cc
+++ b/prober/spoofer-prober.cc
@@ -2135,8 +2135,10 @@ int main(int argc, char **argv) {
 #endif
 #ifdef HAVE_LIBSSL
     if (enableTLS) {
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
 	SSL_load_error_strings();
 	SSL_library_init();
+#endif
 	ssl_ctx = SSL_CTX_new(SSLv23_client_method());
 	if (!ssl_ctx) {
 	    ssl_err("SSL_CTX_new() failed");