--- postfix-2.9.6.orig/src/tls/tls_server.c
+++ postfix-2.9.6/src/tls/tls_server.c
@@ -317,6 +317,7 @@ TLS_APPL_STATE *tls_server_init(const TL
      */
     SSL_load_error_strings();
     OpenSSL_add_ssl_algorithms();
+    OPENSSL_config(NULL);
 
     /*
      * First validate the protocols. If these are invalid, we can't continue.
--- postfix-2.9.6.orig/src/tls/tls_client.c
+++ postfix-2.9.6/src/tls/tls_client.c
@@ -323,6 +323,7 @@ TLS_APPL_STATE *tls_client_init(const TL
      */
     SSL_load_error_strings();
     OpenSSL_add_ssl_algorithms();
+    OPENSSL_config(NULL);
 
     /*
      * Create an application data index for SSL objects, so that we can