diff --git a/Marlin/src/gcode/config/M200-M205.cpp b/Marlin/src/gcode/config/M200-M205.cpp
index 08a2b1560b54badec1f9a6c140b9b65566f81de1..f806fd19d1337e9ccf6675ce6791182343306c6f 100644
--- a/Marlin/src/gcode/config/M200-M205.cpp
+++ b/Marlin/src/gcode/config/M200-M205.cpp
@@ -61,7 +61,7 @@ void GcodeSuite::M201() {
 
   LOOP_XYZE(i) {
     if (parser.seen(axis_codes[i])) {
-      const uint8_t a = (i == uint8_t(E_AXIS) ? E_AXIS_N(target_extruder) : i);
+      const uint8_t a = (i == E_AXIS ? E_AXIS_N(target_extruder) : i);
       planner.settings.max_acceleration_mm_per_s2[a] = parser.value_axis_units((AxisEnum)a);
     }
   }
diff --git a/Marlin/src/inc/Conditionals_LCD.h b/Marlin/src/inc/Conditionals_LCD.h
index 55e371870d4b94a3e97f5db5a52dbe78ea92131d..a030ae02f89ad42b645ffa98f940a3a482b8cee4 100644
--- a/Marlin/src/inc/Conditionals_LCD.h
+++ b/Marlin/src/inc/Conditionals_LCD.h
@@ -414,11 +414,11 @@
  */
 #if ENABLED(DISTINCT_E_FACTORS) && E_STEPPERS > 1
   #define XYZE_N (XYZ + E_STEPPERS)
-  #define E_AXIS_N(E) (E_AXIS + E)
+  #define E_AXIS_N(E) (uint8_t(E_AXIS) + E)
 #else
   #undef DISTINCT_E_FACTORS
   #define XYZE_N XYZE
-  #define E_AXIS_N(E) E_AXIS
+  #define E_AXIS_N(E) uint8_t(E_AXIS)
 #endif
 
 /**