diff --git a/library/md4.c b/library/md4.c
index d33cc52..e62a92d 100644
--- a/library/md4.c
+++ b/library/md4.c
@@ -27,14 +27,14 @@
  */
 
 #if !defined(POLARSSL_CONFIG_FILE)
-#include "polarssl/config.h"
+#include "mbedtls/config.h"
 #else
 #include POLARSSL_CONFIG_FILE
 #endif
 
 #if defined(POLARSSL_MD4_C)
 
-#include "polarssl/md4.h"
+#include "mbedtls/md4.h"
 
 #include <string.h>
 
@@ -44,7 +44,7 @@
 
 #if defined(POLARSSL_SELF_TEST)
 #if defined(POLARSSL_PLATFORM_C)
-#include "polarssl/platform.h"
+#include "mbedtls/platform.h"
 #else
 #include <stdio.h>
 #define polarssl_printf printf