diff --git a/radio/src/tests/lua.cpp b/radio/src/tests/lua.cpp
index adfeeee247e..605dd806d9b 100644
--- a/radio/src/tests/lua.cpp
+++ b/radio/src/tests/lua.cpp
@@ -191,4 +191,28 @@ TEST(Lua, Switches)
   luaExecStr("if MIXSRC_SB == nil then error('failed') end");
 }
 
+TEST(Lua, testLegacyNames)
+{
+  MODEL_RESET();
+#if defined(SURFACE_RADIO)
+  for (uint8_t i = 0; i < 2; i ++)
+    anaSetFiltered(i, -1024);
+  luaExecStr("value = getValue('thr')");
+  luaExecStr("if value ~= -1024 then error('th not defined in Legacy') end");
+  luaExecStr("value = getValue('ste')");
+  luaExecStr("if value ~= -1024 then error('st not defined in Legacy') end");
+#else
+  for (uint8_t i = 0; i < 4; i ++)
+    anaSetFiltered(i, -1024);
+  luaExecStr("value = getValue('thr')");
+  luaExecStr("if value ~= -1024 then error('thr not defined in Legacy') end");
+  luaExecStr("value = getValue('ail')");
+  luaExecStr("if value ~= -1024 then error('ail not defined in Legacy') end");
+  luaExecStr("value = getValue('rud')");
+  luaExecStr("if value ~= -1024 then error('rud not defined in Legacy') end");
+  luaExecStr("value = getValue('ele')");
+  luaExecStr("if value ~= -1024 then error('ele not defined in Legacy') end");
+#endif
+}
+
 #endif   // #if defined(LUA)