diff --git a/src/nvfp4_megamoe_kernel/__init__.py b/src/nvfp4_megamoe_kernel/__init__.py
index fbaa059e..c592bdb5 100644
--- a/src/nvfp4_megamoe_kernel/__init__.py
+++ b/src/nvfp4_megamoe_kernel/__init__.py
@@ -7,9 +7,6 @@ from nvfp4_megamoe_kernel.nvfp4_mega_moe import (
     stage_activation,
 )
 from nvfp4_megamoe_kernel.weight_transform import (
-    fold_global_scale,
-    pack_ue4m3_to_uint32,
-    interleave_l1_weights,
     transform_nvfp4_weights_for_tilelang as transform_nvfp4_weights_for_mega_moe,
 )
 from nvfp4_megamoe_kernel.symm_buffer import (
@@ -23,9 +20,6 @@ __all__ = [
     "nvfp4_mega_moe_l2",
     "stage_activation",
     "transform_nvfp4_weights_for_mega_moe",
-    "fold_global_scale",
-    "pack_ue4m3_to_uint32",
-    "interleave_l1_weights",
     "SymmBuffer",
     "get_symm_buffer_for_nvfp4_mega_moe",
 ]