diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
index a4dae2139..0a722d071 100644
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -56,6 +56,7 @@ public:
 
 };
 
+#include "arith_uint256.h"
 #include "komodo.h"
 
 static bool AppInitRPC(int argc, char* argv[])