diff --git a/go/buscompose/buscompose_test.go b/go/buscompose/buscompose_test.go
index f3705d2..6bb593d 100644
--- a/go/buscompose/buscompose_test.go
+++ b/go/buscompose/buscompose_test.go
@@ -1,12 +1,12 @@
 package buscompose
 
 import (
-	"slices"
 	"encoding/json"
 	"os"
 	"path/filepath"
 	"reflect"
 	"regexp"
+	"slices"
 	"strings"
 	"testing"
 )
diff --git a/go/buscompose/nats.go b/go/buscompose/nats.go
index 54a04da..b548eea 100644
--- a/go/buscompose/nats.go
+++ b/go/buscompose/nats.go
@@ -1816,4 +1816,4 @@ func VaultOwnCall(p Principal) string {
 
 // VaultSecretChanged is the vault's event that a secret changed (a name and its generation, never a value), which a
 // node composing its own hears to compose again (issue 1126, ADR 0547 §2).
-const VaultSecretChanged = "mesh.mod." + VaultOwn.Seat + ".event.secret-changed"
+var VaultSecretChanged = "mesh.mod." + VaultOwn.Seat + ".event.secret-changed"