diff --git a/packages/gooddata-sdk/pyproject.toml b/packages/gooddata-sdk/pyproject.toml
index 7a218dbe6..63db59a76 100644
--- a/packages/gooddata-sdk/pyproject.toml
+++ b/packages/gooddata-sdk/pyproject.toml
@@ -76,7 +76,7 @@ test = [
 ]
 
 [tool.ty.analysis]
-allowed-unresolved-imports = ["gooddata_api_client.**"]
+allowed-unresolved-imports = ["gooddata_api_client.**", "pyarrow", "pyarrow.**"]
 
 [tool.hatch.build.targets.wheel]
 packages = ["src/gooddata_sdk"]
diff --git a/packages/gooddata-sdk/src/gooddata_sdk/compute/model/filter.py b/packages/gooddata-sdk/src/gooddata_sdk/compute/model/filter.py
index 94171f156..bbac98e7b 100644
--- a/packages/gooddata-sdk/src/gooddata_sdk/compute/model/filter.py
+++ b/packages/gooddata-sdk/src/gooddata_sdk/compute/model/filter.py
@@ -326,7 +326,7 @@ def __init__(
         self._from_shift = from_shift
         self._to_shift = to_shift
         self._bounded_filter = bounded_filter
-        self._empty_value_handling = empty_value_handling
+        self._empty_value_handling: EmptyValueHandling | None = empty_value_handling
 
     @property
     def dataset(self) -> ObjId:
@@ -435,7 +435,7 @@ def __init__(
 
         self._dataset = dataset
         self._granularity = granularity
-        self._empty_value_handling = empty_value_handling
+        self._empty_value_handling: EmptyValueHandling | None = empty_value_handling
 
     @property
     def dataset(self) -> ObjId:
@@ -490,7 +490,7 @@ def __init__(
         self._dataset = dataset
         self._from_date = from_date
         self._to_date = to_date
-        self._empty_value_handling = empty_value_handling
+        self._empty_value_handling: EmptyValueHandling | None = empty_value_handling
 
     @property
     def dataset(self) -> ObjId: