diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index 689a0a7..92170eb 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -111,6 +111,7 @@
     mbedtls_x509_crt_init( &srvcert );
     mbedtls_pk_init( &pkey );
     mbedtls_entropy_init( &entropy );
+    mbedtls_ctr_drbg_init( &ctr_drbg );
 
 #if defined(MBEDTLS_DEBUG_C)
     mbedtls_debug_set_threshold( DEBUG_LEVEL );
@@ -173,11 +174,11 @@
     printf( "  . Seeding the random number generator..." );
     fflush( stdout );
 
-    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 )
     {
-        printf( " failed\n  ! mbedtls_ctr_drbg_init returned %d\n", ret );
+        printf( " failed\n  ! mbedtls_ctr_drbg_seed returned %d\n", ret );
         goto exit;
     }