diff --git a/infra/conf/v4/trojan.go b/infra/conf/v4/trojan.go
index 99e92d98c..3bf2a53f0 100644
--- a/infra/conf/v4/trojan.go
+++ b/infra/conf/v4/trojan.go
@@ -6,7 +6,7 @@ import (
 	"strconv"
 	"syscall"
 
-	"google.golang.org/protobuf/proto"
+	"github.com/golang/protobuf/proto"
 
 	"github.com/v2fly/v2ray-core/v4/common/net"
 	"github.com/v2fly/v2ray-core/v4/common/protocol"