diff --git a/ui-ngx/src/app/shared/models/constants.ts b/ui-ngx/src/app/shared/models/constants.ts
index 049ba03270..679fc8d77b 100644
--- a/ui-ngx/src/app/shared/models/constants.ts
+++ b/ui-ngx/src/app/shared/models/constants.ts
@@ -108,6 +108,7 @@ export const HelpLinks = {
     ruleNodeRabbitMq: helpBaseUrl + '/docs/user-guide/rule-engine-2-0/external-nodes/#rabbitmq-node',
     ruleNodeRestApiCall: helpBaseUrl + '/docs/user-guide/rule-engine-2-0/external-nodes/#rest-api-call-node',
     ruleNodeSendEmail: helpBaseUrl + '/docs/user-guide/rule-engine-2-0/external-nodes/#send-email-node',
+    ruleNodeSendSms: helpBaseUrl + '/docs/user-guide/rule-engine-2-0/external-nodes/#send-sms-node',
     tenants: helpBaseUrl + '/docs/user-guide/ui/tenants',
     tenantProfiles: helpBaseUrl + '/docs/user-guide/ui/tenant-profiles',
     customers: helpBaseUrl + '/docs/user-guide/ui/customers',
diff --git a/ui-ngx/src/app/shared/models/rule-node.models.ts b/ui-ngx/src/app/shared/models/rule-node.models.ts
index b9494fb1c4..0312ad3198 100644
--- a/ui-ngx/src/app/shared/models/rule-node.models.ts
+++ b/ui-ngx/src/app/shared/models/rule-node.models.ts
@@ -416,7 +416,8 @@ const ruleNodeClazzHelpLinkMap = {
   'org.thingsboard.rule.engine.mqtt.azure.TbAzureIotHubNode': 'ruleNodeAzureIotHub',
   'org.thingsboard.rule.engine.rabbitmq.TbRabbitMqNode': 'ruleNodeRabbitMq',
   'org.thingsboard.rule.engine.rest.TbRestApiCallNode': 'ruleNodeRestApiCall',
-  'org.thingsboard.rule.engine.mail.TbSendEmailNode': 'ruleNodeSendEmail'
+  'org.thingsboard.rule.engine.mail.TbSendEmailNode': 'ruleNodeSendEmail',
+  'org.thingsboard.rule.engine.sms.TbSendSmsNode': 'ruleNodeSendSms'
 };
 
 export function getRuleNodeHelpLink(component: RuleNodeComponentDescriptor): string {