diff --git a/system/language/english/validation_lang.php b/system/language/english/validation_lang.php
index 326fe55..580ce29 100644
--- a/system/language/english/validation_lang.php
+++ b/system/language/english/validation_lang.php
@@ -7,7 +7,8 @@
$lang['min_length'] = "The %s field must be at least %s characters in length.";
$lang['max_length'] = "The %s field can not exceed %s characters in length.";
$lang['exact_length'] = "The %s field must be exactly %s characters in length.";
-$lang['alpha'] = "The %s field may only contain alpha-numeric characters.";
+$lang['alpha'] = "The %s field may only contain alphabetical characters.";
+$lang['alpha_numeric'] = "The %s field may only contain alpha-numeric characters.";
$lang['alpha_dash'] = "The %s field may only contain alpha-numeric characters, underscores, and dashes.";
$lang['numeric'] = "The %s field must contain a number.";
$lang['matches'] = "The %s field does not match the %s field.";