diff --git a/Marlin/src/lcd/marlinui.cpp b/Marlin/src/lcd/marlinui.cpp
index 930a87a520..7f10363eac 100644
--- a/Marlin/src/lcd/marlinui.cpp
+++ b/Marlin/src/lcd/marlinui.cpp
@@ -1647,11 +1647,11 @@ void MarlinUI::host_notify(const char * const cstr) {
   //
   // Send the status line as a host notification
   //
-  void MarlinUI::_set_status(const char * const cstr, const bool, const bool pgm) {
-    host_notify(cstr);
+  void MarlinUI::_set_status(const char * const ustr, const bool, const bool pgm) {
+    host_notify(ustr);
   }
-  void MarlinUI::_set_alert(const char * const cstr, const int8_t, const bool pgm) {
-    host_notify(cstr);
+  void MarlinUI::_set_alert(const char * const ustr, const int8_t, const bool pgm) {
+    host_notify(ustr);
   }
   void MarlinUI::_set_status_and_level(const char * const ustr, const int8_t=0, const bool pgm) {
     pgm ? host_notify_P(ustr) : host_notify(ustr);
diff --git a/Marlin/src/lcd/marlinui.h b/Marlin/src/lcd/marlinui.h
index 53300a4400..835102546d 100644
--- a/Marlin/src/lcd/marlinui.h
+++ b/Marlin/src/lcd/marlinui.h
@@ -182,7 +182,7 @@ typedef bool (*statusResetFunc_t)();
       static bool constexpr processing = false;
     #endif
     static void task();
-    static void soon(const AxisEnum axis OPTARG(MULTI_E_MANUAL, const int8_t eindex=active_extruder));
+    static void soon(const AxisEnum move_axis OPTARG(MULTI_E_MANUAL, const int8_t eindex=active_extruder));
   };
 
   void lcd_move_axis(const AxisEnum);
@@ -370,7 +370,7 @@ public:
     static constexpr uint8_t get_progress_percent() { return 0; }
   #endif
 
-  static void host_notify_P(PGM_P const fstr);
+  static void host_notify_P(PGM_P const pstr);
   static void host_notify(FSTR_P const fstr) { host_notify_P(FTOP(fstr)); }
   static void host_notify(const char * const cstr);