Renamed sha2.{c,h} to sha256.{c,h} and sha4.{c,h} to sha512.{c,h}
diff --git a/library/error.c b/library/error.c
index 22a6371..7042bbd 100644
--- a/library/error.c
+++ b/library/error.c
@@ -130,11 +130,11 @@
 #endif
 
 #if defined(POLARSSL_SHA256_C)
-#include "polarssl/sha2.h"
+#include "polarssl/sha256.h"
 #endif
 
 #if defined(POLARSSL_SHA512_C)
-#include "polarssl/sha4.h"
+#include "polarssl/sha512.h"
 #endif
 
 #if defined(POLARSSL_SSL_TLS_C)