diff --git a/api/test/test.go b/api/test/test.go
index a1b82c590a8..c6a76e10b8d 100644
--- a/api/test/test.go
+++ b/api/test/test.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"os"
+	"strings"
 	"testing"
 	"time"
 
@@ -157,7 +158,11 @@ func (ts *testSuite) testVersion(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	require.Equal(t, v.Version, build.BuildVersion)
+	versions := strings.Split(v.Version, "+")
+	if len(versions) <= 0 {
+		t.Fatal("empty version")
+	}
+	require.Equal(t, versions[0], build.BuildVersion)
 }
 
 func (ts *testSuite) testSearchMsg(t *testing.T) {
diff --git a/build/params_calibnet.go b/build/params_calibnet.go
index 670efa776a2..1ae0adfa830 100644
--- a/build/params_calibnet.go
+++ b/build/params_calibnet.go
@@ -55,6 +55,8 @@ func init() {
 	SetAddressNetwork(address.Testnet)
 
 	Devnet = true
+
+	BuildType = BuildCalibnet
 }
 
 const BlockDelaySecs = uint64(builtin2.EpochDurationSeconds)
diff --git a/build/params_mainnet.go b/build/params_mainnet.go
index a4c3ab04ff3..1f4cd570978 100644
--- a/build/params_mainnet.go
+++ b/build/params_mainnet.go
@@ -58,6 +58,8 @@ func init() {
 	}
 
 	Devnet = false
+
+	BuildType = BuildMainnet
 }
 
 const BlockDelaySecs = uint64(builtin2.EpochDurationSeconds)
diff --git a/build/version.go b/build/version.go
index 9500d30c018..fe9fc07c586 100644
--- a/build/version.go
+++ b/build/version.go
@@ -10,19 +10,25 @@ var CurrentCommit string
 var BuildType int
 
 const (
-	BuildDefault = 0
-	Build2k      = 0x1
-	BuildDebug   = 0x3
+	BuildDefault  = 0
+	BuildMainnet  = 0x1
+	Build2k       = 0x2
+	BuildDebug    = 0x3
+	BuildCalibnet = 0x4
 )
 
 func buildType() string {
 	switch BuildType {
 	case BuildDefault:
 		return ""
-	case BuildDebug:
-		return "+debug"
+	case BuildMainnet:
+		return "+mainnet"
 	case Build2k:
 		return "+2k"
+	case BuildDebug:
+		return "+debug"
+	case BuildCalibnet:
+		return "+calibnet"
 	default:
 		return "+huh?"
 	}