diff --git a/config/protocol.unit_testnet.yml b/config/protocol.unit_testnet.yml
index 3d68fd574..7eccfffbc 100644
--- a/config/protocol.unit_testnet.yml
+++ b/config/protocol.unit_testnet.yml
@@ -1,5 +1,5 @@
 ProtocolConfiguration:
-  Magic: 0
+  Magic: 42
   SecondsPerBlock: 15
   LowPriorityThreshold: 0.000
   MemPoolSize: 50000
diff --git a/pkg/config/netmode/netmode.go b/pkg/config/netmode/netmode.go
index f7faa5ae3..5b77244a4 100644
--- a/pkg/config/netmode/netmode.go
+++ b/pkg/config/netmode/netmode.go
@@ -10,7 +10,7 @@ const (
 	// PrivNet contains magic code usually used for NEO private networks.
 	PrivNet Magic = 56753 // docker privnet
 	// UnitTestNet is a stub magic code used for testing purposes.
-	UnitTestNet Magic = 0
+	UnitTestNet Magic = 42
 )
 
 // Magic describes the network the blockchain will operate on.