diff --git a/src/hasp_http.cpp b/src/hasp_http.cpp
index 0d97656a..98a46b06 100644
--- a/src/hasp_http.cpp
+++ b/src/hasp_http.cpp
@@ -1386,6 +1386,8 @@ void webHandleGuiConfig()
     httpMessage += getOption(-1, F("None"), bcklpin == -1);
 #if defined(ARDUINO_ARCH_ESP32)
     httpMessage += getOption(5, F("GPIO 5"), bcklpin == 5);
+    httpMessage += getOption(18, F("GPIO 16"), bcklpin == 16);
+    httpMessage += getOption(18, F("GPIO 17"), bcklpin == 17);
     httpMessage += getOption(18, F("GPIO 18"), bcklpin == 18);
     httpMessage += getOption(19, F("GPIO 19"), bcklpin == 19);
     httpMessage += getOption(21, F("GPIO 21"), bcklpin == 21);