diff --git a/include/constants/heal_locations.h b/include/constants/heal_locations.h
index d3dd8f1f1748..4a9771d8102f 100644
--- a/include/constants/heal_locations.h
+++ b/include/constants/heal_locations.h
@@ -1,28 +1,30 @@
 #ifndef GUARD_CONSTANTS_HEAL_LOCATIONS_H
 #define GUARD_CONSTANTS_HEAL_LOCATIONS_H
 
-#define HEAL_LOCATION_NONE 0
-#define HEAL_LOCATION_LITTLEROOT_TOWN_BRENDANS_HOUSE_2F 1
-#define HEAL_LOCATION_LITTLEROOT_TOWN_MAYS_HOUSE_2F 2
-#define HEAL_LOCATION_PETALBURG_CITY 3
-#define HEAL_LOCATION_SLATEPORT_CITY 4
-#define HEAL_LOCATION_MAUVILLE_CITY 5
-#define HEAL_LOCATION_RUSTBORO_CITY 6
-#define HEAL_LOCATION_FORTREE_CITY 7
-#define HEAL_LOCATION_LILYCOVE_CITY 8
-#define HEAL_LOCATION_MOSSDEEP_CITY 9
-#define HEAL_LOCATION_SOOTOPOLIS_CITY 10
-#define HEAL_LOCATION_EVER_GRANDE_CITY 11
-#define HEAL_LOCATION_LITTLEROOT_TOWN_BRENDANS_HOUSE 12
-#define HEAL_LOCATION_LITTLEROOT_TOWN_MAYS_HOUSE 13
-#define HEAL_LOCATION_OLDALE_TOWN 14
-#define HEAL_LOCATION_DEWFORD_TOWN 15
-#define HEAL_LOCATION_LAVARIDGE_TOWN 16
-#define HEAL_LOCATION_FALLARBOR_TOWN 17
-#define HEAL_LOCATION_VERDANTURF_TOWN 18
-#define HEAL_LOCATION_PACIFIDLOG_TOWN 19
-#define HEAL_LOCATION_EVER_GRANDE_CITY_POKEMON_LEAGUE 20
-#define HEAL_LOCATION_SOUTHERN_ISLAND_EXTERIOR 21
-#define HEAL_LOCATION_BATTLE_FRONTIER_OUTSIDE_EAST 22
+enum {
+    HEAL_LOCATION_NONE,
+    HEAL_LOCATION_LITTLEROOT_TOWN_BRENDANS_HOUSE_2F,
+    HEAL_LOCATION_LITTLEROOT_TOWN_MAYS_HOUSE_2F,
+    HEAL_LOCATION_PETALBURG_CITY,
+    HEAL_LOCATION_SLATEPORT_CITY,
+    HEAL_LOCATION_MAUVILLE_CITY,
+    HEAL_LOCATION_RUSTBORO_CITY,
+    HEAL_LOCATION_FORTREE_CITY,
+    HEAL_LOCATION_LILYCOVE_CITY,
+    HEAL_LOCATION_MOSSDEEP_CITY,
+    HEAL_LOCATION_SOOTOPOLIS_CITY,
+    HEAL_LOCATION_EVER_GRANDE_CITY,
+    HEAL_LOCATION_LITTLEROOT_TOWN_BRENDANS_HOUSE,
+    HEAL_LOCATION_LITTLEROOT_TOWN_MAYS_HOUSE,
+    HEAL_LOCATION_OLDALE_TOWN,
+    HEAL_LOCATION_DEWFORD_TOWN,
+    HEAL_LOCATION_LAVARIDGE_TOWN,
+    HEAL_LOCATION_FALLARBOR_TOWN,
+    HEAL_LOCATION_VERDANTURF_TOWN,
+    HEAL_LOCATION_PACIFIDLOG_TOWN,
+    HEAL_LOCATION_EVER_GRANDE_CITY_POKEMON_LEAGUE,
+    HEAL_LOCATION_SOUTHERN_ISLAND_EXTERIOR,
+    HEAL_LOCATION_BATTLE_FRONTIER_OUTSIDE_EAST,
+};
 
 #endif // GUARD_CONSTANTS_HEAL_LOCATIONS_H