diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/gateway/gateway-service-rpc-connector.component.ts b/ui-ngx/src/app/modules/home/components/widget/lib/gateway/gateway-service-rpc-connector.component.ts
index 15ca9ff7a5..9838fd2df2 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/gateway/gateway-service-rpc-connector.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/gateway/gateway-service-rpc-connector.component.ts
@@ -391,7 +391,7 @@ export class GatewayServiceRPCConnectorComponent implements OnInit, ControlValue
           value.oid.forEach(value => {
             this.addSNMPoid(value)
           })
-          delete value.oids;
+          delete value.oid;
           break;
         case ConnectorType.REQUEST:
           this.clearFromArrayByName("httpHeaders");