diff --git a/game/graphics/opengl_renderer/sprite/GlowRenderer.cpp b/game/graphics/opengl_renderer/sprite/GlowRenderer.cpp
index 323191e80..2b0565638 100644
--- a/game/graphics/opengl_renderer/sprite/GlowRenderer.cpp
+++ b/game/graphics/opengl_renderer/sprite/GlowRenderer.cpp
@@ -409,7 +409,8 @@ void GlowRenderer::add_sprite_pass_3(const SpriteGlowOutput& data, int sprite_id
 
   // handle adgif stuff
   {
-    ASSERT(data.adgif.tex0_addr == (u32)GsRegisterAddress::TEX0_1);
+    // don't check upper bits: ps2 GS ignores them and ND uses them as flags.
+    ASSERT((u8)data.adgif.tex0_addr == (u8)GsRegisterAddress::TEX0_1);
     GsTex0 reg(data.adgif.tex0_data);
     record.tbp = reg.tbp0();
     record.draw_mode.set_tcc(reg.tcc());
diff --git a/game/graphics/opengl_renderer/sprite/GlowRenderer.h b/game/graphics/opengl_renderer/sprite/GlowRenderer.h
index c2ad440e7..e7e28198a 100644
--- a/game/graphics/opengl_renderer/sprite/GlowRenderer.h
+++ b/game/graphics/opengl_renderer/sprite/GlowRenderer.h
@@ -73,7 +73,9 @@ class GlowRenderer {
     GLuint tex;
   };
 
-  static constexpr int kDownsampleBatchWidth = 16;
+  // max sprites should be 128 in simple sprite, plus 256 from aux = 384
+  // 20 width = 20 * 20 = 400 sprites > 384.
+  static constexpr int kDownsampleBatchWidth = 20;
   static constexpr int kMaxSprites = kDownsampleBatchWidth * kDownsampleBatchWidth;
   static constexpr int kMaxVertices = kMaxSprites * 32;  // check.
   static constexpr int kMaxIndices = kMaxSprites * 32;   // check.