diff --git a/library/ssl_tls12_server.c b/library/ssl_tls12_server.c
index b2b5e33..181c6de 100644
--- a/library/ssl_tls12_server.c
+++ b/library/ssl_tls12_server.c
@@ -34,7 +34,7 @@
 #endif
 
 #if defined(MBEDTLS_ECP_C)
-#include "mbedtls/ecp.h"
+#include "mbedtls/private/ecp.h"
 #endif
 
 #if defined(MBEDTLS_HAVE_TIME)