diff --git a/include/QueryGenerator/QueryGenerator.php b/include/QueryGenerator/QueryGenerator.php
index 110862328e8400d3f346df3597ae22024ab721f6..4d6472a1fb45b85ccc51d6fa4295a57dfebec426 100644
--- a/include/QueryGenerator/QueryGenerator.php
+++ b/include/QueryGenerator/QueryGenerator.php
@@ -1368,7 +1368,7 @@ class QueryGenerator {
 			if(isset($input['search_text']) && $input['search_text']!="") {
 				// search other characters like "|, ?, ?" by jagi
 				$value = $input['search_text'];
-				$stringConvert = function_exists(iconv) ? @iconv("UTF-8",$default_charset,$value)
+				$stringConvert = function_exists("iconv") ? @iconv("UTF-8",$default_charset,$value)
 						: $value;
 				if(!$this->isStringType($type)) {
 					$value=trim($stringConvert);
diff --git a/modules/Vtiger/helpers/Util.php b/modules/Vtiger/helpers/Util.php
index c293d84f7a5df717080a36eda80ee0fefc2ef157..dbc43a38edbf01867daa0b7652b25d76c8341143 100644
--- a/modules/Vtiger/helpers/Util.php
+++ b/modules/Vtiger/helpers/Util.php
@@ -1217,7 +1217,7 @@ class Vtiger_Util_Helper {
 												if (isset($source) && !empty($source)) {
 													$element['source'] = $source;
 												}
-												if (!function_exists(vtws_create)) {
+												if (!function_exists("vtws_create")) {
 													include_once 'include/Webservices/Create.php';
 												}
 												$entity = vtws_create($referenceModule, $element, $user);