diff --git a/constants/gfx_constants.asm b/constants/gfx_constants.asm
index 70b243447..f1d53085b 100644
--- a/constants/gfx_constants.asm
+++ b/constants/gfx_constants.asm
@@ -41,6 +41,8 @@ HP_RED    EQU 2
 SPRITEOAMSTRUCT_LENGTH EQU const_value
 NUM_SPRITE_OAM_STRUCTS EQU 40 ; see wVirtualOAM
 
+SPRITE_GFX_LIST_CAPACITY EQU 32 ; see wUsedSprites
+
 ; PokeAnims indexes (see engine/gfx/pic_animation.asm)
 	const_def
 	const ANIM_MON_SLOW
diff --git a/constants/map_data_constants.asm b/constants/map_data_constants.asm
index 5098e28df..78b3c22ac 100644
--- a/constants/map_data_constants.asm
+++ b/constants/map_data_constants.asm
@@ -99,6 +99,4 @@ const_value = -1
 	const SPAWN_FAST_SHIP
 NUM_SPAWNS EQU const_value
 
-; outdoor sprite limits (see engine/overworld/overworld.asm)
-MAX_OUTDOOR_SPRITES EQU 23
-SPRITE_GFX_LIST_CAPACITY EQU $20
+MAX_OUTDOOR_SPRITES EQU 23 ; see engine/overworld/overworld.asm
diff --git a/wram.asm b/wram.asm
index a50023705..7fbf99d9e 100644
--- a/wram.asm
+++ b/wram.asm
@@ -2004,7 +2004,7 @@ wPlayerStepDirection::  ; d151
 wBGMapAnchor:: dw ; d152
 
 UNION ; d154
-wUsedSprites:: ds 64
+wUsedSprites:: ds SPRITE_GFX_LIST_CAPACITY * 2
 wUsedSpritesEnd::
 
 NEXTU ; d154