diff --git a/src/UniqueIdentifierGenerators/RandomStringGenerator.php b/src/UniqueIdentifierGenerators/RandomStringGenerator.php
index 238f6a3c..fee8bd69 100644
--- a/src/UniqueIdentifierGenerators/RandomStringGenerator.php
+++ b/src/UniqueIdentifierGenerators/RandomStringGenerator.php
@@ -12,7 +12,7 @@ use Stancl\Tenancy\Contracts\UniqueIdentifierGenerator;
  * Generates a cryptographically secure random string for the tenant key.
  *
  * To customize the string length, change the static `$length` property.
- * The number of unique combinations is 36 ^ string length.
+ * The number of unique combinations is 61 ^ string length.
  */
 class RandomStringGenerator implements UniqueIdentifierGenerator
 {