diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index b2f8905aba9..dcac977566b 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -2097,6 +2097,9 @@ class ExtraFields
 					if (!GETPOSTISSET($keysuffix."options_".$key.$keyprefix)) continue; // Value was not provided, we should not set it.
 					$value_arr = GETPOST($keysuffix."options_".$key.$keyprefix);
 					$value_key = price2num($value_arr);
+				} elseif (in_array($key_type, array('text'))) {
+					if (!GETPOSTISSET($keysuffix."options_".$key.$keyprefix)) continue; // Value was not provided, we should not set it.
+					$value_key = GETPOST($keysuffix."options_".$key.$keyprefix, 'alpha');
 				} else {
 					if (!GETPOSTISSET($keysuffix."options_".$key.$keyprefix)) continue; // Value was not provided, we should not set it.
 					$value_key = GETPOST($keysuffix."options_".$key.$keyprefix);