diff --git a/gfx/HitButton_iso/pngs_full_iso_16x20/terrain/t_open_air_0.json b/gfx/HitButton_iso/pngs_full_iso_16x20/terrain/t_open_air_0.json
deleted file mode 100644
index fa19eb0c6d..0000000000
--- a/gfx/HitButton_iso/pngs_full_iso_16x20/terrain/t_open_air_0.json
+++ /dev/null
@@ -1 +0,0 @@
-{"id": ["t_open_air"], "fg": ["687_t_open_air_0"], "bg": []}
\ No newline at end of file