diff --git a/library/aria.c b/library/aria.c
index aff66d6..107be27 100644
--- a/library/aria.c
+++ b/library/aria.c
@@ -25,11 +25,7 @@
  * [2] https://tools.ietf.org/html/rfc5794
  */
 
-#if !defined(MBEDTLS_CONFIG_FILE)
-#include "mbedtls/config.h"
-#else
-#include MBEDTLS_CONFIG_FILE
-#endif
+#include "common.h"
 
 #if defined(MBEDTLS_ARIA_C)