diff --git a/ground/controllers/JsonController.php b/ground/controllers/JsonController.php
index 348446b..9b3cfa9 100644
--- a/ground/controllers/JsonController.php
+++ b/ground/controllers/JsonController.php
@@ -207,8 +207,8 @@ class JsonController extends Controller
 					if ($paramName && $paramValue) {
 						ExtraParams::model()->add(array(
 							'pointId' => $point->id,
-							'name' => $paramName,
-							'value' => $paramValue,
+							'name' => strip_tags($paramName),
+							'value' => strip_tags($paramValue),
 						));
 					}
 				}