diff --git a/radio/src/gui/128x64/model_logical_switches.cpp b/radio/src/gui/128x64/model_logical_switches.cpp
index d0bbff70c..ec5cd61ca 100644
--- a/radio/src/gui/128x64/model_logical_switches.cpp
+++ b/radio/src/gui/128x64/model_logical_switches.cpp
@@ -306,7 +306,7 @@ void menuModelLogicalSwitches(event_t event)
         lcdDrawNumber(CSW_3RD_COLUMN, y, lswTimerValue(cs->v2), LEFT|PREC1);
       }
       else {
-        uint8_t v1 = cs->v1;
+        source_t v1 = cs->v1;
         drawSource(CSW_2ND_COLUMN, y, v1, 0);
         if (v1 >= MIXSRC_FIRST_TELEM) {
           drawSourceCustomValue(CSW_3RD_COLUMN, y, v1, convertLswTelemValue(cs), LEFT);