diff --git a/google/genai/batches.py b/google/genai/batches.py
index ad26c963d..78a926341 100644
--- a/google/genai/batches.py
+++ b/google/genai/batches.py
@@ -1905,9 +1905,7 @@ def cancel(
     request_dict = _common.convert_to_dict(request_dict)
     request_dict = _common.encode_unserializable_types(request_dict)
 
-    response = self._api_client.request(
-        'post', path, request_dict, http_options
-    )
+    self._api_client.request('post', path, request_dict, http_options)
 
   def _list(
       self, *, config: Optional[types.ListBatchJobsConfigOrDict] = None
@@ -2527,7 +2525,7 @@ async def cancel(
     request_dict = _common.convert_to_dict(request_dict)
     request_dict = _common.encode_unserializable_types(request_dict)
 
-    response = await self._api_client.async_request(
+    await self._api_client.async_request(
         'post', path, request_dict, http_options
     )
 
diff --git a/google/genai/documents.py b/google/genai/documents.py
index 5c7a77f0e..c4df91c47 100644
--- a/google/genai/documents.py
+++ b/google/genai/documents.py
@@ -254,9 +254,7 @@ def delete(
     request_dict = _common.convert_to_dict(request_dict)
     request_dict = _common.encode_unserializable_types(request_dict)
 
-    response = self._api_client.request(
-        'delete', path, request_dict, http_options
-    )
+    self._api_client.request('delete', path, request_dict, http_options)
 
   def _list(
       self,
@@ -486,7 +484,7 @@ async def delete(
     request_dict = _common.convert_to_dict(request_dict)
     request_dict = _common.encode_unserializable_types(request_dict)
 
-    response = await self._api_client.async_request(
+    await self._api_client.async_request(
         'delete', path, request_dict, http_options
     )
 
diff --git a/google/genai/file_search_stores.py b/google/genai/file_search_stores.py
index fd40b000b..02a873823 100644
--- a/google/genai/file_search_stores.py
+++ b/google/genai/file_search_stores.py
@@ -522,9 +522,7 @@ def delete(
     request_dict = _common.convert_to_dict(request_dict)
     request_dict = _common.encode_unserializable_types(request_dict)
 
-    response = self._api_client.request(
-        'delete', path, request_dict, http_options
-    )
+    self._api_client.request('delete', path, request_dict, http_options)
 
   def _list(
       self, *, config: Optional[types.ListFileSearchStoresConfigOrDict] = None
@@ -1089,7 +1087,7 @@ async def delete(
     request_dict = _common.convert_to_dict(request_dict)
     request_dict = _common.encode_unserializable_types(request_dict)
 
-    response = await self._api_client.async_request(
+    await self._api_client.async_request(
         'delete', path, request_dict, http_options
     )