diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 09c4b7747..4e01b3780 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -2465,7 +2465,7 @@ inline void gcode_G28() {
    */
   #if ENABLED(MESH_BED_LEVELING)
     uint8_t mbl_was_active = mbl.active;
-    mbl.active = 0;
+    mbl.active = false;
   #endif
 
   setup_for_endstop_move();
@@ -2896,7 +2896,7 @@ inline void gcode_G28() {
           // After recording the last point, activate the mbl and home
           SERIAL_PROTOCOLLNPGM("Mesh probing done.");
           probe_point = -1;
-          mbl.active = 1;
+          mbl.active = true;
           enqueue_and_echo_commands_P(PSTR("G28"));
         }
         break;
diff --git a/Marlin/configuration_store.cpp b/Marlin/configuration_store.cpp
index 3f22b2f8c..7d5a1b4d6 100644
--- a/Marlin/configuration_store.cpp
+++ b/Marlin/configuration_store.cpp
@@ -551,7 +551,7 @@ void Config_ResetDefault() {
   home_offset[X_AXIS] = home_offset[Y_AXIS] = home_offset[Z_AXIS] = 0;
 
   #if ENABLED(MESH_BED_LEVELING)
-    mbl.active = 0;
+    mbl.active = false;
   #endif
 
   #if ENABLED(AUTO_BED_LEVELING_FEATURE)
diff --git a/Marlin/mesh_bed_leveling.h b/Marlin/mesh_bed_leveling.h
index 1df1c9899..7c1c0225e 100644
--- a/Marlin/mesh_bed_leveling.h
+++ b/Marlin/mesh_bed_leveling.h
@@ -29,7 +29,7 @@
 
   class mesh_bed_leveling {
   public:
-    uint8_t active;
+    bool active;
     float z_offset;
     float z_values[MESH_NUM_Y_POINTS][MESH_NUM_X_POINTS];
 
diff --git a/Marlin/ultralcd.cpp b/Marlin/ultralcd.cpp
index d2c3daccc..516292c5b 100644
--- a/Marlin/ultralcd.cpp
+++ b/Marlin/ultralcd.cpp
@@ -946,7 +946,7 @@ void lcd_cooldown() {
           current_position[Z_AXIS] = MESH_HOME_SEARCH_Z;
           line_to_current(Z_AXIS);
           st_synchronize();
-          mbl.active = 1;
+          mbl.active = true;
           enqueue_and_echo_commands_P(PSTR("G28"));
         }
         else {