diff --git a/errors/errors.go b/errors/errors.go
index 89bda63b273c29787d5803f405ecac1558df851f..e35ca2861d9969d9c6ce7d66e69bd112a21217fb 100644
--- a/errors/errors.go
+++ b/errors/errors.go
@@ -33,10 +33,12 @@ // Error codes as string constants
 var (
 	AccessDenied ErrorCode = "ERR_ACCESS_DENIED"
 	NotFound     ErrorCode = "ERR_NOT_FOUND"
+	Unsupported  ErrorCode = "ERR_UNSUPPORTED"
 )
 
 // Error codes as Go errors
 var (
 	ErrAccessDenied = New(AccessDenied, "Access denied")
 	ErrNotFound     = New(NotFound, "Resource not found")
+	ErrUnsupported  = New(NotFound, "Not supported")
 )