diff --git a/upload/source/function/function_threadsort.php b/upload/source/function/function_threadsort.php
index 4e003cdf3efa005f723bbb0f2c25851ff37bc587..07980500435db0a108285e4d4e298467ef4d8918 100644
--- a/upload/source/function/function_threadsort.php
+++ b/upload/source/function/function_threadsort.php
@@ -454,7 +454,7 @@ function threadsortshow($sortid, $tid) {
 		}
 	}
 
-	$threadsortshow['optionlist'] = !$optionexpiration ? $_G['forum_option'] : 'expire';
+	$threadsortshow['optionlist'] = !$sortdataexpiration ? $_G['forum_option'] : 'expire';
 	$threadsortshow['typetemplate'] = $typetemplate;
 	$threadsortshow['expiration'] = dgmdate($sortdataexpiration, 'd');