diff --git a/radio/src/gui/navigation/navigation_horus.cpp b/radio/src/gui/navigation/navigation_horus.cpp
index d62d07810..07c53ae1d 100644
--- a/radio/src/gui/navigation/navigation_horus.cpp
+++ b/radio/src/gui/navigation/navigation_horus.cpp
@@ -137,7 +137,7 @@ int checkIncDec(event_t event, int val, int i_min, int i_max, unsigned int i_fla
 #if defined(AUTOSWITCH)
       else {
         unsigned int swtch = abs(getMovedSwitch());
-        if (swtch) {
+        if (swtch && !IS_SWITCH_MULTPOS(swtch)) {
           newval = switchToMix(swtch);
         }
       }
diff --git a/radio/src/opentx.h b/radio/src/opentx.h
index bb756305b..ffabdc9b7 100644
--- a/radio/src/opentx.h
+++ b/radio/src/opentx.h
@@ -268,6 +268,7 @@ void memswap(void * a, void * b, uint8_t size);
   #define IS_POT_AVAILABLE(x)          (IS_POT(x) && POT_CONFIG(x)!=POT_NONE)
   #define IS_POT_SLIDER_AVAILABLE(x)   (IS_POT_AVAILABLE(x) || IS_SLIDER_AVAILABLE(x))
   #define IS_MULTIPOS_CALIBRATED(cal)  (cal->count>0 && cal->count<XPOTS_MULTIPOS_COUNT)
+  #define IS_SWITCH_MULTPOS(x)         (SWSRC_FIRST_MULTIPOS_SWITCH <= (x) && (x) <= SWSRC_LAST_MULTIPOS_SWITCH)
 #elif defined(PCBX7) || defined(PCBXLITE)
   #define POT_CONFIG(x)                ((g_eeGeneral.potsConfig >> (2*((x)-POT1)))&0x03)
   #define IS_POT_MULTIPOS(x)           (IS_POT(x) && POT_CONFIG(x)==POT_MULTIPOS_SWITCH)