diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index e19ab80..5d1134c 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -216,7 +216,7 @@
 #endif
 
     mbedtls_ssl_set_ca_chain( &conf, srvcert.next, NULL );
-    if( ( ret = mbedtls_ssl_set_own_cert( &ssl, &srvcert, &pkey ) ) != 0 )
+   if( ( ret = mbedtls_ssl_set_own_cert( &conf, &srvcert, &pkey ) ) != 0 )
     {
         printf( " failed\n  ! mbedtls_ssl_set_own_cert returned %d\n\n", ret );
         goto exit;