diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index 580db82..4a8642d 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -106,16 +106,17 @@
      */
     memset( &ssl, 0, sizeof( mbedtls_ssl_context ) );
     mbedtls_x509_crt_init( &cacert );
+    mbedtls_ctr_drbg_init( &ctr_drbg );
 
     mbedtls_printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
     mbedtls_entropy_init( &entropy );
-    if( ( ret = mbedtls_ctr_drbg_init( &ctr_drbg, mbedtls_entropy_func, &entropy,
+    if( ( ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy,
                                (const unsigned char *) pers,
                                strlen( pers ) ) ) != 0 )
     {
-        mbedtls_printf( " failed\n  ! mbedtls_ctr_drbg_init returned %d\n", ret );
+        mbedtls_printf( " failed\n  ! mbedtls_ctr_drbg_seed returned %d\n", ret );
         goto exit;
     }