diff --git a/radio/src/Makefile b/radio/src/Makefile
index 7009ca274..4a39f103b 100644
--- a/radio/src/Makefile
+++ b/radio/src/Makefile
@@ -1945,21 +1945,21 @@ endif
 
 lua/lua_exports_taranis.inc: myeeprom.h ../util/luaexport.py
 	@echo "Generating a list of Lua exported constants in lua_exports_taranis.txt"
-	@$(PARSER) -DPCBTARANIS -DCPUARM -DCPUSTM32 -DLUA -DEXPORT myeeprom.h | grep LEXP > lua_exports_taranis.txt
+	@$(PARSER) -DPCBTARANIS -DREV9E -DCPUARM -DCPUSTM32 -DLUA -DEXPORT -DVIRTUALINPUTS myeeprom.h | grep LEXP > lua_exports_taranis.txt
 	@echo "Parsing and generating C Lua exports in lua/lua_exports_taranis.inc"
 	@$(PYTHON) ../util/luaexport.py $(VERSION) lua_exports_taranis.txt lua/lua_exports_taranis.inc lua_fields_taranis.txt
 	@rm lua_exports_taranis.txt
 
 lua/lua_exports_horus.inc: myeeprom.h ../util/luaexport.py
 	@echo "Generating a list of Lua exported constants in lua_exports_horus.txt" 
-	@$(PARSER) -DPCBHORUS -DCPUARM -DCPUSTM32 -DLUA -DEXPORT myeeprom.h | grep LEXP > lua_exports_horus.txt
+	@$(PARSER) -DPCBHORUS -DCPUARM -DCPUSTM32 -DLUA -DEXPORT -DVIRTUALINPUTS myeeprom.h | grep LEXP > lua_exports_horus.txt
 	@echo "Parsing and generating C Lua exports in lua/lua_exports_horus.inc"
 	@$(PYTHON) ../util/luaexport.py $(VERSION) lua_exports_horus.txt lua/lua_exports_horus.inc lua_fields_horus.txt
 	@rm lua_exports_horus.txt
 
 lua/lua_exports_flamenco.inc: myeeprom.h ../util/luaexport.py
 	@echo "Generating a list of Lua exported constants in lua_exports_flamenco.txt" 
-	@$(PARSER) -DPCBFLAMENCO -DCPUARM -DCPUSTM32 -DLUA -DEXPORT myeeprom.h | grep LEXP > lua_exports_flamenco.txt
+	@$(PARSER) -DPCBFLAMENCO -DCPUARM -DCPUSTM32 -DLUA -DEXPORT -DVIRTUALINPUTS myeeprom.h | grep LEXP > lua_exports_flamenco.txt
 	@echo "Parsing and generating C Lua exports in lua/lua_exports_flamenco.inc"
 	@$(PYTHON) ../util/luaexport.py $(VERSION) lua_exports_flamenco.txt lua/lua_exports_flamenco.inc lua_fields_flamenco.txt
 	@rm lua_exports_flamenco.txt
diff --git a/radio/src/myeeprom.h b/radio/src/myeeprom.h
index 69cb2ff71..d16550af8 100644
--- a/radio/src/myeeprom.h
+++ b/radio/src/myeeprom.h
@@ -1959,14 +1959,14 @@ enum MixSources {
   MIXSRC_POT2,                          LUA_EXPORT("s2", "Potentiometer 2")
   MIXSRC_POT3,                          LUA_EXPORT("s3", "Potentiometer 3")
   #if defined(REV9E)
-    MIXSRC_POT4,                        LUA_EXPORT("s4", "Potentiometer 4")
+    MIXSRC_POT4,                        LUA_EXPORT("s4", "Potentiometer 4 (X9E only)")
   #endif
   MIXSRC_FIRST_SLIDER,
   MIXSRC_SLIDER1 = MIXSRC_FIRST_SLIDER, LUA_EXPORT("ls", "Left slider")
   MIXSRC_SLIDER2,                       LUA_EXPORT("rs", "Right slider")
   #if defined(REV9E)
-    MIXSRC_SLIDER3,                     LUA_EXPORT("ls2", "Left center slider")
-    MIXSRC_SLIDER4,                     LUA_EXPORT("rs2", "Right center slider")
+    MIXSRC_SLIDER3,                     LUA_EXPORT("lcs", "Left center slider (X9E only)")
+    MIXSRC_SLIDER4,                     LUA_EXPORT("rcs", "Right center slider (X9E only)")
     MIXSRC_LAST_POT = MIXSRC_SLIDER4,
   #else
     MIXSRC_LAST_POT = MIXSRC_SLIDER2,
@@ -2025,16 +2025,16 @@ enum MixSources {
   MIXSRC_SG,                        LUA_EXPORT("sg", "Switch G")
   MIXSRC_SH,                        LUA_EXPORT("sh", "Switch H")
 #if defined(REV9E)
-  MIXSRC_SI,                        LUA_EXPORT("si", "Switch I")
-  MIXSRC_SJ,                        LUA_EXPORT("sj", "Switch J")
-  MIXSRC_SK,                        LUA_EXPORT("sk", "Switch K")
-  MIXSRC_SL,                        LUA_EXPORT("sl", "Switch L")
-  MIXSRC_SM,                        LUA_EXPORT("sm", "Switch M")
-  MIXSRC_SN,                        LUA_EXPORT("sn", "Switch N")
-  MIXSRC_SO,                        LUA_EXPORT("so", "Switch O")
-  MIXSRC_SP,                        LUA_EXPORT("sp", "Switch P")
-  MIXSRC_SQ,                        LUA_EXPORT("sq", "Switch Q")
-  MIXSRC_SR,                        LUA_EXPORT("sr", "Switch R")
+  MIXSRC_SI,                        LUA_EXPORT("si", "Switch I (X9E only)")
+  MIXSRC_SJ,                        LUA_EXPORT("sj", "Switch J (X9E only)")
+  MIXSRC_SK,                        LUA_EXPORT("sk", "Switch K (X9E only)")
+  MIXSRC_SL,                        LUA_EXPORT("sl", "Switch L (X9E only)")
+  MIXSRC_SM,                        LUA_EXPORT("sm", "Switch M (X9E only)")
+  MIXSRC_SN,                        LUA_EXPORT("sn", "Switch N (X9E only)")
+  MIXSRC_SO,                        LUA_EXPORT("so", "Switch O (X9E only)")
+  MIXSRC_SP,                        LUA_EXPORT("sp", "Switch P (X9E only)")
+  MIXSRC_SQ,                        LUA_EXPORT("sq", "Switch Q (X9E only)")
+  MIXSRC_SR,                        LUA_EXPORT("sr", "Switch R (X9E only)")
   MIXSRC_LAST_SWITCH = MIXSRC_SR,
 #else
   MIXSRC_LAST_SWITCH = MIXSRC_SH,