diff --git a/src/komodo_nSPV_defs.h b/src/komodo_nSPV_defs.h
index 0bfaa7722..a2edb2c70 100644
--- a/src/komodo_nSPV_defs.h
+++ b/src/komodo_nSPV_defs.h
@@ -17,7 +17,7 @@
 #ifndef KOMODO_NSPV_DEFSH
 #define KOMODO_NSPV_DEFSH
 
-#define NSPV_PROTOCOL_VERSION 0x00000003
+#define NSPV_PROTOCOL_VERSION 0x00000004
 #define NSPV_POLLITERS 200
 #define NSPV_POLLMICROS 50000
 #define NSPV_MAXVINS 64