diff --git a/library/aesni.c b/library/aesni.c
index 062708b..e0d8a69 100644
--- a/library/aesni.c
+++ b/library/aesni.c
@@ -24,11 +24,7 @@
  * [CLMUL-WP] http://software.intel.com/en-us/articles/intel-carry-less-multiplication-instruction-and-its-usage-for-computing-the-gcm-mode/
  */
 
-#if !defined(MBEDTLS_CONFIG_FILE)
-#include "mbedtls/config.h"
-#else
-#include MBEDTLS_CONFIG_FILE
-#endif
+#include "common.h"
 
 #if defined(MBEDTLS_AESNI_C)