diff --git a/tests/inferers/test_patch_inferer.py b/tests/inferers/test_patch_inferer.py
index 02c6a37837..44dcbc4657 100644
--- a/tests/inferers/test_patch_inferer.py
+++ b/tests/inferers/test_patch_inferer.py
@@ -231,17 +231,6 @@
 TEST_CASE_ERROR_8 = [torch.zeros(2, 2), dict(splitter=None), ValueError]
 # invalid inputs: split patches MetaTensor without location metadata
 TEST_CASE_ERROR_9 = [MetaTensor(torch.zeros(2, 2)), dict(splitter=None), ValueError]
-# merged_shape is not provided for the merger
-TEST_CASE_ERROR_10 = [
-    [
-        (TENSOR_4x4[..., :2, :2], (0, 0)),
-        (TENSOR_4x4[..., :2, 2:], (0, 2)),
-        (TENSOR_4x4[..., 2:, :2], (2, 0)),
-        (TENSOR_4x4[..., 2:, 2:], (2, 2)),
-    ],
-    dict(splitter=SlidingWindowSplitter(patch_size=(2, 2))),
-    ValueError,
-]
 
 
 class PatchInfererTests(unittest.TestCase):