diff --git a/radio/src/simu.cpp b/radio/src/simu.cpp
index 649531ef161..feb3cd06011 100644
--- a/radio/src/simu.cpp
+++ b/radio/src/simu.cpp
@@ -354,6 +354,7 @@ void OpenTxSim::updateKeysAndSwitches(bool start)
     KEY_Page_Up,   KEY_PAGEUP,
     KEY_Page_Down, KEY_PAGEDN,
     KEY_Return,    KEY_ENTER,
+    KEY_BackSpace, KEY_EXIT,
     KEY_Up,        KEY_UP,
     KEY_Down,      KEY_DOWN,
     KEY_Right,     KEY_RIGHT,
@@ -372,6 +373,7 @@ void OpenTxSim::updateKeysAndSwitches(bool start)
     KEY_Page_Up,   KEY_PAGEUP,
     KEY_Page_Down, KEY_PAGEDN,
     KEY_Return,    KEY_ENTER,
+    KEY_BackSpace, KEY_EXIT,
     KEY_Up,        KEY_MODEL,
     KEY_Down,      KEY_EXIT,
     KEY_Right,     KEY_TELE,