diff --git a/include/constants/pokemon.h b/include/constants/pokemon.h
index f026fa0e31..52eabe71bf 100644
--- a/include/constants/pokemon.h
+++ b/include/constants/pokemon.h
@@ -204,6 +204,8 @@
 #define LEVEL_UP_MOVE_LV   0xFE00
 #define LEVEL_UP_END       0xFFFF
 
+#define MAX_LEVEL_UP_MOVES       20
+
 #define MON_MALE       0x00
 #define MON_FEMALE     0xFE
 #define MON_GENDERLESS 0xFF
diff --git a/src/pokemon.c b/src/pokemon.c
index b93c5f2ffe..885559cb62 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -6138,7 +6138,7 @@ u8 GetMoveRelearnerMoves(struct Pokemon *mon, u16 *moves)
     for (i = 0; i < MAX_MON_MOVES; i++)
         learnedMoves[i] = GetMonData(mon, MON_DATA_MOVE1 + i, 0);
 
-    for (i = 0; i < 20; i++)
+    for (i = 0; i < MAX_LEVEL_UP_MOVES; i++)
     {
         u16 moveLevel;
 
@@ -6171,7 +6171,7 @@ u8 GetLevelUpMovesBySpecies(u16 species, u16 *moves)
     u8 numMoves = 0;
     int i;
 
-    for (i = 0; i < 20 && gLevelUpLearnsets[species][i] != LEVEL_UP_END; i++)
+    for (i = 0; i < MAX_LEVEL_UP_MOVES && gLevelUpLearnsets[species][i] != LEVEL_UP_END; i++)
          moves[numMoves++] = gLevelUpLearnsets[species][i] & LEVEL_UP_MOVE_ID;
 
      return numMoves;
@@ -6180,7 +6180,7 @@ u8 GetLevelUpMovesBySpecies(u16 species, u16 *moves)
 u8 GetNumberOfRelearnableMoves(struct Pokemon *mon)
 {
     u16 learnedMoves[MAX_MON_MOVES];
-    u16 moves[20];
+    u16 moves[MAX_LEVEL_UP_MOVES];
     u8 numMoves = 0;
     u16 species = GetMonData(mon, MON_DATA_SPECIES2, 0);
     u8 level = GetMonData(mon, MON_DATA_LEVEL, 0);
@@ -6192,7 +6192,7 @@ u8 GetNumberOfRelearnableMoves(struct Pokemon *mon)
     for (i = 0; i < MAX_MON_MOVES; i++)
         learnedMoves[i] = GetMonData(mon, MON_DATA_MOVE1 + i, 0);
 
-    for (i = 0; i < 20; i++)
+    for (i = 0; i < MAX_LEVEL_UP_MOVES; i++)
     {
         u16 moveLevel;