diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index 3bd14c9..97d8e28 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -411,4 +411,4 @@
 #endif /* POLARSSL_SSL_SRV_C && POLARSSL_SSL_PROTO_DTLS &&
           POLARSSL_SSL_COOKIE_C && POLARSSL_NET_C && POLARSSL_ENTROPY_C &&
           POLARSSL_CTR_DRBG_C && POLARSSL_X509_CRT_PARSE_C && POLARSSL_RSA_C
-          && POLARSSL_CERTS_C */
+          && POLARSSL_CERTS_C && POLARSSL_PEM_PARSE_C */