diff --git a/pkg/ecode/pb/ecode.go b/pkg/net/rpc/warden/internal/pb/ecode.go
similarity index 100%
rename from pkg/ecode/pb/ecode.go
rename to pkg/net/rpc/warden/internal/pb/ecode.go
diff --git a/pkg/ecode/pb/ecode.pb.go b/pkg/net/rpc/warden/internal/pb/ecode.pb.go
similarity index 100%
rename from pkg/ecode/pb/ecode.pb.go
rename to pkg/net/rpc/warden/internal/pb/ecode.pb.go
diff --git a/pkg/ecode/pb/ecode.proto b/pkg/net/rpc/warden/internal/pb/ecode.proto
similarity index 100%
rename from pkg/ecode/pb/ecode.proto
rename to pkg/net/rpc/warden/internal/pb/ecode.proto
diff --git a/pkg/net/rpc/warden/internal/status/status.go b/pkg/net/rpc/warden/internal/status/status.go
index 7696a13f7..a54eaa437 100644
--- a/pkg/net/rpc/warden/internal/status/status.go
+++ b/pkg/net/rpc/warden/internal/status/status.go
@@ -11,7 +11,7 @@ import (
 	"google.golang.org/grpc/status"
 
 	"github.com/bilibili/kratos/pkg/ecode"
-	"github.com/bilibili/kratos/pkg/ecode/pb"
+	"github.com/bilibili/kratos/pkg/net/rpc/warden/internal/pb"
 )
 
 // togRPCCode convert ecode.Codo to gRPC code
diff --git a/pkg/net/rpc/warden/internal/status/status_test.go b/pkg/net/rpc/warden/internal/status/status_test.go
index 48da6c42f..43013e9b4 100644
--- a/pkg/net/rpc/warden/internal/status/status_test.go
+++ b/pkg/net/rpc/warden/internal/status/status_test.go
@@ -15,7 +15,7 @@ import (
 	"google.golang.org/grpc/status"
 
 	"github.com/bilibili/kratos/pkg/ecode"
-	"github.com/bilibili/kratos/pkg/ecode/pb"
+	"github.com/bilibili/kratos/pkg/net/rpc/warden/internal/pb"
 )
 
 func TestCodeConvert(t *testing.T) {