diff --git a/pkg/errmsg/message.go b/pkg/err_msg/message.go
similarity index 100%
rename from pkg/errmsg/message.go
rename to pkg/err_msg/message.go
diff --git a/pkg/httpmsg/mapper.go b/pkg/http_msg/mapper.go
similarity index 89%
rename from pkg/httpmsg/mapper.go
rename to pkg/http_msg/mapper.go
index 114fd3a..a8973ee 100644
--- a/pkg/httpmsg/mapper.go
+++ b/pkg/http_msg/mapper.go
@@ -1,8 +1,8 @@
 package httpmsg
 
 import (
-	"git.gocasts.ir/ebhomengo/niki/pkg/errmsg"
-	"git.gocasts.ir/ebhomengo/niki/pkg/richerror"
+	"git.gocasts.ir/ebhomengo/niki/pkg/err_msg"
+	"git.gocasts.ir/ebhomengo/niki/pkg/rich_error"
 	"net/http"
 )
 
diff --git a/pkg/richerror/richerror.go b/pkg/rich_error/rich_error.go
similarity index 100%
rename from pkg/richerror/richerror.go
rename to pkg/rich_error/rich_error.go