diff --git a/Arduino/CanGrow/include/Webserver/Page_system.h b/Arduino/CanGrow/include/Webserver/Page_system.h
index e3ebcc5..30415f8 100644
--- a/Arduino/CanGrow/include/Webserver/Page_system.h
+++ b/Arduino/CanGrow/include/Webserver/Page_system.h
@@ -917,7 +917,7 @@ void WebPage_system_sensor(AsyncWebServerRequest *request) {
 String Html_SelOpt_type_WebPage_system_sensor_add(byte selectId = 255) {
   String sensorType_html;
   // go through all available Output Devices, skip 0 because it means unconfigured
-  for(byte i = 1; i < SensorIndex_length; i++) {
+  for(byte i = 1; i <= SensorIndex_length; i++) {
     sensorType_html += "<option value='";
     sensorType_html += i;
     sensorType_html += "'";