Quit using deprecated header.
diff --git a/programs/ssl/ssl_pthread_server.c b/programs/ssl/ssl_pthread_server.c
index 3f7d2cd..96e872a 100644
--- a/programs/ssl/ssl_pthread_server.c
+++ b/programs/ssl/ssl_pthread_server.c
@@ -48,7 +48,7 @@
 #endif
 
 #if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
-#include "polarssl/memory.h"
+#include "polarssl/memory_buffer_alloc.h"
 #endif
 
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_CERTS_C) ||            \