diff --git a/system/language/english/form_validation_lang.php b/system/language/english/form_validation_lang.php
index 476123b..7c0277c 100644
--- a/system/language/english/form_validation_lang.php
+++ b/system/language/english/form_validation_lang.php
@@ -28,21 +28,21 @@
 
 $lang['form_validation_required']		= 'The {field} field is required.';
 $lang['form_validation_isset']			= 'The {field} field must have a value.';
-$lang['form_validation_valid_email']	= 'The {field} field must contain a valid email address.';
-$lang['form_validation_valid_emails']	= 'The {field} field must contain all valid email addresses.';
+$lang['form_validation_valid_email']		= 'The {field} field must contain a valid email address.';
+$lang['form_validation_valid_emails']		= 'The {field} field must contain all valid email addresses.';
 $lang['form_validation_valid_url']		= 'The {field} field must contain a valid URL.';
 $lang['form_validation_valid_ip']		= 'The {field} field must contain a valid IP.';
 $lang['form_validation_min_length']		= 'The {field} field must be at least {param} characters in length.';
 $lang['form_validation_max_length']		= 'The {field} field cannot exceed {param} characters in length.';
-$lang['form_validation_exact_length']	= 'The {field} field must be exactly {param} characters in length.';
+$lang['form_validation_exact_length']		= 'The {field} field must be exactly {param} characters in length.';
 $lang['form_validation_alpha']			= 'The {field} field may only contain alphabetical characters.';
-$lang['form_validation_alpha_numeric']	= 'The {field} field may only contain alpha-numeric characters.';
+$lang['form_validation_alpha_numeric']		= 'The {field} field may only contain alpha-numeric characters.';
 $lang['form_validation_alpha_numeric_spaces']	= 'The {field} field may only contain alpha-numeric characters and spaces.';
 $lang['form_validation_alpha_dash']		= 'The {field} field may only contain alpha-numeric characters, underscores, and dashes.';
 $lang['form_validation_numeric']		= 'The {field} field must contain only numbers.';
 $lang['form_validation_is_numeric']		= 'The {field} field must contain only numeric characters.';
 $lang['form_validation_integer']		= 'The {field} field must contain an integer.';
-$lang['form_validation_regex_match']	= 'The {field} field is not in the correct format.';
+$lang['form_validation_regex_match']		= 'The {field} field is not in the correct format.';
 $lang['form_validation_matches']		= 'The {field} field does not match the {param} field.';
 $lang['form_validation_differs']		= 'The {field} field must differ from the {param} field.';
 $lang['form_validation_is_unique'] 		= 'The {field} field must contain a unique value.';
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 7b9215c..1511d9a 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1230,8 +1230,6 @@
 	}
 
 	// --------------------------------------------------------------------
-	
-	// --------------------------------------------------------------------
 
 	/**
 	 * Alpha-numeric w/ spaces
@@ -1241,7 +1239,7 @@
 	 */
 	public function alpha_numeric_spaces($str)
 	{
-		return (bool) preg_match('#^[A-Z0-9 ]+$#i', $str);
+		return (bool) preg_match('/^[A-Z0-9 ]+$/i', $str);
 	}
 
 	// --------------------------------------------------------------------
diff --git a/user_guide_src/source/libraries/form_validation.rst b/user_guide_src/source/libraries/form_validation.rst
index 51205af..8b35fdc 100644
--- a/user_guide_src/source/libraries/form_validation.rst
+++ b/user_guide_src/source/libraries/form_validation.rst
@@ -879,8 +879,8 @@
 **alpha**                 No         Returns FALSE if the form element contains anything other than alphabetical characters.                              
 **alpha_numeric**         No         Returns FALSE if the form element contains anything other than alpha-numeric characters.
 **alpha_numeric_spaces**  No         Returns FALSE if the form element contains anything other than alpha-numeric characters
-                                     or spaces.  Should be used after trim to avoid spaces at the beginning or end.
-**alpha_dash**            No         Returns FALSE if the form element contains anything other than alpha-numeric characters,                            
+                                     or spaces.  Should be used after trim to avoid spaces at the beginning or end.                             
+**alpha_dash**            No         Returns FALSE if the form element contains anything other than alpha-numeric characters,                             
                                      underscores or dashes.                                                                                               
 **numeric**               No         Returns FALSE if the form element contains anything other than numeric characters.                                   
 **integer**               No         Returns FALSE if the form element contains anything other than an integer.