diff --git a/randx/sequence.go b/randx/sequence.go
index 0b0163ac..adc58ca9 100644
--- a/randx/sequence.go
+++ b/randx/sequence.go
@@ -29,6 +29,8 @@ var (
 	AlphaUpper = []rune("ABCDEFGHIJKLMNOPQRSTUVWXYZ")
 	// Numeric contains runes [0123456789].
 	Numeric = []rune("0123456789")
+	// AlphaNumNoAmbiguous is equivalent to AlphaNum but without visually ambiguous characters [0Oo1Il].
+	AlphaNumNoAmbiguous = []rune("abcdefghijkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ23456789")
 )
 
 // RuneSequence returns a random sequence using the defined allowed runes.