diff --git a/pkg/tools/nanoid/generator.go b/pkg/tools/nanoid/generator.go
index 4697d58f4..e02fd23ff 100644
--- a/pkg/tools/nanoid/generator.go
+++ b/pkg/tools/nanoid/generator.go
@@ -26,7 +26,7 @@ import (
 
 const (
 	// DefaultAlphabet is the default alphabet for the generator which can be used to generate kernel interface names
-	DefaultAlphabet = "!\"#$&'()*+,-.0123456789;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~"
+	DefaultAlphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
 )
 
 type generatorOpts struct {