diff --git a/library/ecjpake.c b/library/ecjpake.c
index 79ea3cb..a607851 100644
--- a/library/ecjpake.c
+++ b/library/ecjpake.c
@@ -24,11 +24,7 @@
  * available to members of the Thread Group http://threadgroup.org/
  */
 
-#if !defined(MBEDTLS_CONFIG_FILE)
-#include "mbedtls/config.h"
-#else
-#include MBEDTLS_CONFIG_FILE
-#endif
+#include "common.h"
 
 #if defined(MBEDTLS_ECJPAKE_C)