diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index 03a06ff..03b985f 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -39,14 +39,14 @@
     !defined(MBEDTLS_NET_C)  || !defined(MBEDTLS_TIMING_C) ||             \
     !defined(MBEDTLS_ENTROPY_C) || !defined(MBEDTLS_CTR_DRBG_C) ||        \
     !defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_RSA_C) ||      \
-    !defined(MBEDTLS_CERTS_C) || !defined(MBEDTLS_PEM_PARSE_C)
+    !defined(MBEDTLS_PEM_PARSE_C)
 int main( void )
 {
     mbedtls_printf( "MBEDTLS_SSL_CLI_C and/or MBEDTLS_SSL_PROTO_DTLS and/or "
             "MBEDTLS_NET_C and/or MBEDTLS_TIMING_C and/or "
             "MBEDTLS_ENTROPY_C and/or MBEDTLS_CTR_DRBG_C and/or "
             "MBEDTLS_X509_CRT_PARSE_C and/or MBEDTLS_RSA_C and/or "
-            "MBEDTLS_CERTS_C and/or MBEDTLS_PEM_PARSE_C not defined.\n" );
+            "MBEDTLS_PEM_PARSE_C not defined.\n" );
     mbedtls_exit( 0 );
 }
 #else
@@ -59,8 +59,8 @@
 #include "mbedtls/entropy.h"
 #include "mbedtls/ctr_drbg.h"
 #include "mbedtls/error.h"
-#include "mbedtls/certs.h"
 #include "mbedtls/timing.h"
+#include "test/certs.h"
 
 /* Uncomment out the following line to default to IPv4 and disable IPv6 */
 //#define FORCE_IPV4
@@ -358,5 +358,4 @@
 }
 #endif /* MBEDTLS_SSL_CLI_C && MBEDTLS_SSL_PROTO_DTLS && MBEDTLS_NET_C &&
           MBEDTLD_TIMING_C && MBEDTLS_ENTROPY_C && MBEDTLS_CTR_DRBG_C &&
-          MBEDTLS_X509_CRT_PARSE_C && MBEDTLS_RSA_C && MBEDTLS_CERTS_C &&
-          MBEDTLS_PEM_PARSE_C */
+          MBEDTLS_X509_CRT_PARSE_C && MBEDTLS_RSA_C && MBEDTLS_PEM_PARSE_C */