diff --git a/Dockerfile b/Dockerfile
index b8e129b..f1b7579 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ FROM --platform=$BUILDPLATFORM ubuntu:22.04
 ARG TARGETARCH
 ARG VERSION=1.0.1
 ARG RELEASES_URL="https://github.com/ErdemOzgen/blackdagger/releases"
-ARG TARGET_FILE="dagu_${VERSION}_linux_${TARGETARCH}.tar.gz"
+ARG TARGET_FILE="blackdagger_${VERSION}_linux_${TARGETARCH}.tar.gz"
 
 ARG USER="blackdagger"
 ARG USER_UID=1000
diff --git a/cmd/scheduler_test.go b/cmd/scheduler_test.go
index e786009..08ed211 100644
--- a/cmd/scheduler_test.go
+++ b/cmd/scheduler_test.go
@@ -15,7 +15,7 @@ func TestSchedulerCommand(t *testing.T) {
 	go func() {
 		testRunCommand(t, createSchedulerCommand(), cmdTest{
 			args:        []string{"scheduler"},
-			expectedOut: []string{"starting dagu scheduler"},
+			expectedOut: []string{"starting blackdagger scheduler"},
 		})
 	}()
 
diff --git a/cmd/start_all.go b/cmd/start_all.go
index 33a5cbd..6e5af2d 100644
--- a/cmd/start_all.go
+++ b/cmd/start_all.go
@@ -13,7 +13,7 @@ import (
 func startAllCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "start-all",
-		Short: "Launches both the Dagu web UI server and the scheduler process.",
+		Short: "Launches both the Blackdagger web UI server and the scheduler process.",
 		Long:  `blackdagger start-all [--dags=<DAGs dir>] [--host=<host>] [--port=<port>]`,
 		PreRun: func(cmd *cobra.Command, args []string) {
 			_ = viper.BindPFlag("port", cmd.Flags().Lookup("port"))
diff --git a/internal/dag/builder_test.go b/internal/dag/builder_test.go
index 8f44d0e..c6679bf 100644
--- a/internal/dag/builder_test.go
+++ b/internal/dag/builder_test.go
@@ -335,7 +335,7 @@ schedule:
 
 func TestGeneratingSockAddr(t *testing.T) {
 	d := &DAG{Location: "testdata/testDag.yml"}
-	require.Regexp(t, `^/tmp/@dagu-testDag-[0-9a-f]+\.sock$`, d.SockAddr())
+	require.Regexp(t, `^/tmp/@blackdagger-testDag-[0-9a-f]+\.sock$`, d.SockAddr())
 }
 
 func TestOverwriteGlobalConfig(t *testing.T) {
diff --git a/internal/dag/dag.go b/internal/dag/dag.go
index f65cad5..b08c22b 100644
--- a/internal/dag/dag.go
+++ b/internal/dag/dag.go
@@ -77,7 +77,7 @@ func (d *DAG) SockAddr() string {
 	h := md5.New()
 	h.Write([]byte(s))
 	bs := h.Sum(nil)
-	return path.Join("/tmp", fmt.Sprintf("@dagu-%s-%x.sock", name, bs))
+	return path.Join("/tmp", fmt.Sprintf("@blackdagger-%s-%x.sock", name, bs))
 }
 
 func (d *DAG) Clone() *DAG {
diff --git a/internal/mailer/mailer.go b/internal/mailer/mailer.go
index f27e0bf..02b6b8e 100644
--- a/internal/mailer/mailer.go
+++ b/internal/mailer/mailer.go
@@ -27,7 +27,7 @@ type Config struct {
 
 var (
 	replacer = strings.NewReplacer("\r\n", "", "\r", "", "\n", "", "%0a", "", "%0d", "")
-	boundary = "==simple-boundary-dagu-mailer"
+	boundary = "==simple-boundary-blackdagger-mailer"
 )
 
 // SendMail sends an email.
diff --git a/internal/scheduler/node.go b/internal/scheduler/node.go
index 2d30090..822f45a 100644
--- a/internal/scheduler/node.go
+++ b/internal/scheduler/node.go
@@ -240,7 +240,7 @@ func (n *Node) setup(logDir string, requestId string) error {
 
 func (n *Node) setupScript() (err error) {
 	if n.Script != "" {
-		n.scriptFile, _ = os.CreateTemp(n.Dir, "dagu_script-")
+		n.scriptFile, _ = os.CreateTemp(n.Dir, "blackdagger_script-")
 		if _, err = n.scriptFile.WriteString(n.Script); err != nil {
 			return
 		}