diff --git a/classes/context/Context.class.php b/classes/context/Context.class.php
index af15e1c2c..e176811ba 100644
--- a/classes/context/Context.class.php
+++ b/classes/context/Context.class.php
@@ -174,7 +174,7 @@ class Context {
 		if($_SERVER['REQUEST_METHOD'] == 'GET') {
 			if($this->get_vars) {
 				foreach($this->get_vars as $key=>$val) {
-					if(!$val) continue;
+					if(!strlen($val)) continue;
 					if(is_array($val)&&count($val)) {
 						foreach($val as $k => $v) {
 							$url .= ($url?'&':'').$key.'['.$k.']='.urlencode($v);