diff --git a/src/torchaudio/models/decoder/__init__.py b/src/torchaudio/models/decoder/__init__.py
index 184b02eb45..376d26a72b 100644
--- a/src/torchaudio/models/decoder/__init__.py
+++ b/src/torchaudio/models/decoder/__init__.py
@@ -1,4 +1,3 @@
-from torchaudio._internal.module_utils import dropping_support, dropping_class_support
 import inspect
 _CTC_DECODERS = [
     "CTCHypothesis",
@@ -35,23 +34,7 @@ def __getattr__(name: str):
                 "To use CUCTC decoder, please set BUILD_CUDA_CTC_DECODER=1 when building from source."
             ) from err
 
-        # TODO: when all unsupported classes are removed, replace the
-        # following if-else block with
-        #  item = getattr(_cuda_ctc_decoder, name)
-        orig_item = getattr(_cuda_ctc_decoder, name)
-        if (
-                inspect.isclass(orig_item)
-                or (
-                    # workaround a failure to detect type instances
-                    # after sphinx autodoc mocking, required for
-                    # building docs
-                    getattr(orig_item, "__sphinx_mock__", False) and inspect.isclass(orig_item.__class__)
-                )
-        ):
-            item = dropping_class_support(orig_item)
-        else:
-            item = dropping_support(orig_item)
-
+        item = getattr(_cuda_ctc_decoder, name)
         globals()[name] = item
         return item
     raise AttributeError(f"module {__name__} has no attribute {name}")