diff --git a/src/notaries_STAKED.h b/src/notaries_STAKED.h
index b5454d2f4..94f20acd2 100644
--- a/src/notaries_STAKED.h
+++ b/src/notaries_STAKED.h
@@ -1,3 +1,4 @@
+#pragma once
 const char *notaries_STAKED[][2] =
 {
     {"alright", "03b4f49a1c22087e0a9dfaa87aef98ef496c544f9f86038f6c9fea4550543a7679"},