diff --git a/common/error.go b/internal/errorutil/errorutil.go
similarity index 98%
rename from common/error.go
rename to internal/errorutil/errorutil.go
index 3545a9b..9883892 100644
--- a/common/error.go
+++ b/internal/errorutil/errorutil.go
@@ -1,4 +1,4 @@
-package common
+package errorutil
 
 import (
 	"errors"