diff --git a/volume/drivers/adapter.go b/volume/drivers/adapter.go
index 46e2f790a8..4ce84d4076 100644
--- a/volume/drivers/adapter.go
+++ b/volume/drivers/adapter.go
@@ -9,7 +9,6 @@ import (
 )
 
 var (
-	errInvalidScope = errors.New("invalid scope")
 	errNoSuchVolume = errors.New("no such volume")
 )