diff --git a/SHA256.cpp b/SHA256.cpp
index 3ae4c8ce..3acd6164 100644
--- a/SHA256.cpp
+++ b/SHA256.cpp
@@ -31,10 +31,10 @@
  * SUCH DAMAGE.
  */
 
-#include <string.h>
-
 #include "SHA256.h"
 
+#include <string.h>
+
 #define SHFR(x, n)    (x >> n)
 #define ROTR(x, n)   ((x >> n) | (x << ((sizeof(x) << 3) - n)))
 #define ROTL(x, n)   ((x << n) | (x >> ((sizeof(x) << 3) - n)))