diff --git a/ui-ngx/src/assets/help/en_US/notification/rule_engine.md b/ui-ngx/src/assets/help/en_US/notification/rule_engine.md
index 30dfa8797d..1493847139 100644
--- a/ui-ngx/src/assets/help/en_US/notification/rule_engine.md
+++ b/ui-ngx/src/assets/help/en_US/notification/rule_engine.md
@@ -8,8 +8,8 @@ See the available types and parameters below:
 
 Available template parameters:
 
-  * values from the incoming message metadata;
-  * values from the incoming message data;
+  * values from the incoming message metadata referenced using the metadata key name;
+  * values from the incoming message data referenced using the data key name;
   * *originatorType* - type of the originator, e.g. 'Device';
   * *originatorId* - id of the originator
   * *msgType* - type of the message