diff --git a/application/helpers/expressions/em_manager_helper.php b/application/helpers/expressions/em_manager_helper.php
index 6e1dfb6568f..001b0dd43d9 100644
--- a/application/helpers/expressions/em_manager_helper.php
+++ b/application/helpers/expressions/em_manager_helper.php
@@ -2390,7 +2390,7 @@ public function _CreateSubQLevelRelevanceAndValidationEqns($onlyThisQseq=NULL)
                                 case 'U': //HUGE FREE TEXT
                                     if ($this->sgqaNaming)
                                     {
-                                        $subqValidEqn = '!(' . preg_replace('/\bthis\b/',substr($sq['jsVarName'],4), $em_validation_sq) . ')';
+                                        $subqValidEqn = '(' . preg_replace('/\bthis\b/',substr($sq['jsVarName'],4), $em_validation_sq) . ')';
                                     }
                                     else
                                     {