diff --git a/json/json.go b/json/json.go
index 25023d8..263f4be 100644
--- a/json/json.go
+++ b/json/json.go
@@ -1,5 +1,5 @@
 // Package json provides a json codec
-package json
+package json // import "go.unistack.org/micro-codec-segmentio/v3/json"
 
 import (
 	"io"
diff --git a/proto/proto.go b/proto/proto.go
index 9067cb8..9b5df3c 100644
--- a/proto/proto.go
+++ b/proto/proto.go
@@ -1,5 +1,5 @@
 // Package proto provides a proto codec
-package proto
+package proto // import "go.unistack.org/micro-codec-segmentio/v3/proto"
 
 import (
 	"io"