diff --git a/kitty/fonts.c b/kitty/fonts.c
index b4ca3938c..8c3d13f16 100644
--- a/kitty/fonts.c
+++ b/kitty/fonts.c
@@ -640,22 +640,22 @@ static GlyphRenderScratch global_glyph_render_scratch = {0};
 
 static inline void
 render_group(FontGroup *fg, unsigned int num_cells, unsigned int num_glyphs, CPUCell *cpu_cells, GPUCell *gpu_cells, hb_glyph_info_t *info, hb_glyph_position_t *positions, Font *font, glyph_index *glyphs, unsigned glyph_count, bool center_glyph) {
-#define sprite_positions global_glyph_render_scratch.sprite_positions
+#define sp global_glyph_render_scratch.sprite_positions
     int error = 0;
     bool all_rendered = true;
     bool is_infinite_ligature = num_cells > 9 && num_glyphs == num_cells;
     for (unsigned i = 0, ligature_index = 0; i < num_cells; i++) {
         bool is_repeat_glyph = is_infinite_ligature && i > 1 && i + 1 < num_cells && glyphs[i] == glyphs[i-1] && glyphs[i] == glyphs[i-2] && glyphs[i] == glyphs[i+1];
         if (is_repeat_glyph) {
-            sprite_positions[i] = sprite_positions[i-1];
+            sp[i] = sp[i-1];
         } else {
-            sprite_positions[i] = sprite_position_for(fg, font, glyphs, glyph_count, ligature_index++, &error);
+            sp[i] = sprite_position_for(fg, font, glyphs, glyph_count, ligature_index++, &error);
         }
         if (error != 0) { sprite_map_set_error(error); PyErr_Print(); return; }
-        if (!sprite_positions[i]->rendered) all_rendered = false;
+        if (!sp[i]->rendered) all_rendered = false;
     }
     if (all_rendered) {
-        for (unsigned i = 0; i < num_cells; i++) { set_cell_sprite(gpu_cells + i, sprite_positions[i]); }
+        for (unsigned i = 0; i < num_cells; i++) { set_cell_sprite(gpu_cells + i, sp[i]); }
         return;
     }
 
@@ -665,15 +665,15 @@ render_group(FontGroup *fg, unsigned int num_cells, unsigned int num_glyphs, CPU
     if (PyErr_Occurred()) PyErr_Print();
 
     for (unsigned i = 0; i < num_cells; i++) {
-        if (!sprite_positions[i]->rendered) {
-            sprite_positions[i]->rendered = true;
-            sprite_positions[i]->colored = was_colored;
+        if (!sp[i]->rendered) {
+            sp[i]->rendered = true;
+            sp[i]->colored = was_colored;
             pixel *buf = num_cells == 1 ? fg->canvas.buf : extract_cell_from_canvas(fg, i, num_cells);
-            current_send_sprite_to_gpu((FONTS_DATA_HANDLE)fg, sprite_positions[i]->x, sprite_positions[i]->y, sprite_positions[i]->z, buf);
+            current_send_sprite_to_gpu((FONTS_DATA_HANDLE)fg, sp[i]->x, sp[i]->y, sp[i]->z, buf);
         }
-        set_cell_sprite(gpu_cells + i, sprite_positions[i]);
+        set_cell_sprite(gpu_cells + i, sp[i]);
     }
-#undef sprite_positions
+#undef sp
 }
 
 typedef struct {