diff --git a/cmd/bj-installer/main.go b/cmd/bj-installer/main.go
index 3c09575..aea1f55 100644
--- a/cmd/bj-installer/main.go
+++ b/cmd/bj-installer/main.go
@@ -578,6 +578,7 @@ func (in *installer) stepComponents() (string, error) {
 	if !res.OK {
 		return "", errors.New(res.Error)
 	}
+	_ = os.MkdirAll(in.P("/etc/bj"), 0o755)
 	if err := os.WriteFile(in.P("/etc/bj/update.pub"), []byte(release.DefaultPublicKey+"\n"), 0o644); err != nil {
 		return "", err
 	}
@@ -649,6 +650,7 @@ func (in *installer) componentsFromBundle() (string, error) {
 	if !res.OK {
 		return "", errors.New(res.Error)
 	}
+	_ = os.MkdirAll(in.P("/etc/bj"), 0o755)
 	if err := os.WriteFile(in.P("/etc/bj/update.pub"), []byte(release.DefaultPublicKey+"\n"), 0o644); err != nil {
 		return "", err
 	}