diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 55677d0a..afd53921 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -38,7 +38,7 @@
 	],
 	"postCreateCommand": "make devenv",
 	"features": {
-		"ghcr.io/devcontainers/features/docker-in-docker:2": {},
+		"ghcr.io/devcontainers/features/docker-in-docker:2.11.0": {},
 		"ghcr.io/devcontainers/features/java:1": {
 			"version": "11"
 		}
diff --git a/fugue/dataframe/function_wrapper.py b/fugue/dataframe/function_wrapper.py
index 342d103c..f6571f22 100644
--- a/fugue/dataframe/function_wrapper.py
+++ b/fugue/dataframe/function_wrapper.py
@@ -20,6 +20,7 @@
     PositionalParam,
     function_wrapper,
 )
+from triad.utils.convert import compare_annotations
 from triad.utils.iter import EmptyAwareIterable, make_empty_aware
 
 from ..constants import FUGUE_ENTRYPOINT
@@ -37,6 +38,14 @@
 from .pandas_dataframe import PandasDataFrame
 
 
+def _compare_iter(tp: Any) -> Any:
+    return lambda x: compare_annotations(
+        x, Iterable[tp]  # type:ignore
+    ) or compare_annotations(
+        x, Iterator[tp]  # type:ignore
+    )
+
+
 @function_wrapper(FUGUE_ENTRYPOINT)
 class DataFrameFunctionWrapper(FunctionWrapper):
     @property
@@ -228,10 +237,7 @@ def count(self, df: List[List[Any]]) -> int:
         return len(df)
 
 
-@fugue_annotated_param(
-    Iterable[List[Any]],
-    matcher=lambda x: x == Iterable[List[Any]] or x == Iterator[List[Any]],
-)
+@fugue_annotated_param(Iterable[List[Any]], matcher=_compare_iter(List[Any]))
 class _IterableListParam(_LocalNoSchemaDataFrameParam):
     @no_type_check
     def to_input_data(self, df: DataFrame, ctx: Any) -> Iterable[List[Any]]:
@@ -288,10 +294,7 @@ def count(self, df: List[Dict[str, Any]]) -> int:
         return len(df)
 
 
-@fugue_annotated_param(
-    Iterable[Dict[str, Any]],
-    matcher=lambda x: x == Iterable[Dict[str, Any]] or x == Iterator[Dict[str, Any]],
-)
+@fugue_annotated_param(Iterable[Dict[str, Any]], matcher=_compare_iter(Dict[str, Any]))
 class _IterableDictParam(_LocalNoSchemaDataFrameParam):
     @no_type_check
     def to_input_data(self, df: DataFrame, ctx: Any) -> Iterable[Dict[str, Any]]:
@@ -360,10 +363,7 @@ def format_hint(self) -> Optional[str]:
         return "pandas"
 
 
-@fugue_annotated_param(
-    Iterable[pd.DataFrame],
-    matcher=lambda x: x == Iterable[pd.DataFrame] or x == Iterator[pd.DataFrame],
-)
+@fugue_annotated_param(Iterable[pd.DataFrame], matcher=_compare_iter(pd.DataFrame))
 class _IterablePandasParam(LocalDataFrameParam):
     @no_type_check
     def to_input_data(self, df: DataFrame, ctx: Any) -> Iterable[pd.DataFrame]:
@@ -419,10 +419,7 @@ def format_hint(self) -> Optional[str]:
         return "pyarrow"
 
 
-@fugue_annotated_param(
-    Iterable[pa.Table],
-    matcher=lambda x: x == Iterable[pa.Table] or x == Iterator[pa.Table],
-)
+@fugue_annotated_param(Iterable[pa.Table], matcher=_compare_iter(pa.Table))
 class _IterableArrowParam(LocalDataFrameParam):
     @no_type_check
     def to_input_data(self, df: DataFrame, ctx: Any) -> Iterable[pa.Table]:
diff --git a/fugue_spark/_utils/misc.py b/fugue_spark/_utils/misc.py
index 78b28041..37ea7e79 100644
--- a/fugue_spark/_utils/misc.py
+++ b/fugue_spark/_utils/misc.py
@@ -3,7 +3,7 @@
 try:
     from pyspark.sql.connect.session import SparkSession as SparkConnectSession
     from pyspark.sql.connect.dataframe import DataFrame as SparkConnectDataFrame
-except ImportError:  # pragma: no cover
+except Exception:  # pragma: no cover
     SparkConnectSession = None
     SparkConnectDataFrame = None
 import pyspark.sql as ps
diff --git a/fugue_version/__init__.py b/fugue_version/__init__.py
index 3e2f46a3..d69d16e9 100644
--- a/fugue_version/__init__.py
+++ b/fugue_version/__init__.py
@@ -1 +1 @@
-__version__ = "0.9.0"
+__version__ = "0.9.1"
diff --git a/tests/fugue/dataframe/test_function_wrapper.py b/tests/fugue/dataframe/test_function_wrapper.py
index fa634920..4cced3e9 100644
--- a/tests/fugue/dataframe/test_function_wrapper.py
+++ b/tests/fugue/dataframe/test_function_wrapper.py
@@ -26,10 +26,14 @@
 )
 from fugue.dataframe.utils import _df_eq as df_eq
 from fugue.dev import DataFrameFunctionWrapper
+import sys
 
 
 def test_function_wrapper():
-    for f in [f20, f21, f212, f22, f23, f24, f25, f26, f30, f31, f32, f35, f36]:
+    fs = [f20, f21, f212, f22, f23, f24, f25, f26, f30, f31, f32, f35, f36]
+    if sys.version_info >= (3, 9):
+        fs.append(f33)
+    for f in fs:
         df = ArrayDataFrame([[0]], "a:int")
         w = DataFrameFunctionWrapper(f, "^[ldsp][ldsp]$", "[ldspq]")
         res = w.run([df], dict(a=df), ignore_unknown=False, output_schema="a:int")
@@ -372,6 +376,14 @@ def f32(
     return ArrayDataFrame(arr, "a:int").as_dict_iterable()
 
 
+def f33(
+    e: list[dict[str, Any]], a: Iterable[dict[str, Any]]
+) -> EmptyAwareIterable[Dict[str, Any]]:
+    e += list(a)
+    arr = [[x["a"]] for x in e]
+    return ArrayDataFrame(arr, "a:int").as_dict_iterable()
+
+
 def f35(e: pd.DataFrame, a: LocalDataFrame) -> Iterable[pd.DataFrame]:
     e = PandasDataFrame(e, "a:int").as_pandas()
     a = ArrayDataFrame(a, "a:int").as_pandas()