diff --git a/fast64_internal/sm64/sm64_f3d_writer.py b/fast64_internal/sm64/sm64_f3d_writer.py
index 695e0e9..13026ec 100644
--- a/fast64_internal/sm64/sm64_f3d_writer.py
+++ b/fast64_internal/sm64/sm64_f3d_writer.py
@@ -16,6 +16,7 @@ from typing import Tuple, Union, Iterable
 from ..f3d.f3d_bleed import BleedGraphics
 
 from ..f3d.f3d_gbi import (
+    get_F3D_GBI,
     GbiMacro,
     GfxTag,
     FMaterial,
diff --git a/fast64_internal/sm64/sm64_geolayout_writer.py b/fast64_internal/sm64/sm64_geolayout_writer.py
index d1981f6..bca8a6a 100644
--- a/fast64_internal/sm64/sm64_geolayout_writer.py
+++ b/fast64_internal/sm64/sm64_geolayout_writer.py
@@ -80,6 +80,7 @@ from ..f3d.f3d_writer import (
 )
 
 from ..f3d.f3d_gbi import (
+    get_F3D_GBI,
     GfxList,
     GfxListTag,
     GfxMatWriteMethod,