1 files changed, 1 insertions, 4 deletions
diff --git a/src/util/sha2.h b/src/util/sha2.h
index 233c85a81..7d746262d 100644
--- a/src/util/sha2.h
+++ b/src/util/sha2.h
@@ -56,8 +56,7 @@
  * [including the GNU Public Licence.]
  */
 
-#ifndef HEADER_SHA_H
-#define HEADER_SHA_H
+#pragma once
 
 #include <stddef.h>
 
@@ -153,5 +152,3 @@ void SHA256_Transform(SHA256_CTX *c, const unsigned char *data);
 #ifdef __cplusplus
 }
 #endif
-
-#endif