diff --git a/pandas/tests/test_nanops.py b/pandas/tests/test_nanops.py
index e5d963a307502..c207c803510ca 100644
--- a/pandas/tests/test_nanops.py
+++ b/pandas/tests/test_nanops.py
@@ -24,7 +24,7 @@ def setup_method(self, method):
         np.random.seed(11235)
         nanops._USE_BOTTLENECK = False
 
-        arr_shape = (11, 7, 5)
+        arr_shape = (11, 7)
 
         self.arr_float = np.random.randn(*arr_shape)
         self.arr_float1 = np.random.randn(*arr_shape)
@@ -68,21 +68,21 @@ def setup_method(self, method):
             self.arr_nan_infj = self.arr_inf * 1j
             self.arr_complex_nan_infj = np.vstack([self.arr_complex, self.arr_nan_infj])
 
-        self.arr_float_2d = self.arr_float[:, :, 0]
-        self.arr_float1_2d = self.arr_float1[:, :, 0]
+        self.arr_float_2d = self.arr_float
+        self.arr_float1_2d = self.arr_float1
 
-        self.arr_nan_2d = self.arr_nan[:, :, 0]
-        self.arr_float_nan_2d = self.arr_float_nan[:, :, 0]
-        self.arr_float1_nan_2d = self.arr_float1_nan[:, :, 0]
-        self.arr_nan_float1_2d = self.arr_nan_float1[:, :, 0]
+        self.arr_nan_2d = self.arr_nan
+        self.arr_float_nan_2d = self.arr_float_nan
+        self.arr_float1_nan_2d = self.arr_float1_nan
+        self.arr_nan_float1_2d = self.arr_nan_float1
 
-        self.arr_float_1d = self.arr_float[:, 0, 0]
-        self.arr_float1_1d = self.arr_float1[:, 0, 0]
+        self.arr_float_1d = self.arr_float[:, 0]
+        self.arr_float1_1d = self.arr_float1[:, 0]
 
-        self.arr_nan_1d = self.arr_nan[:, 0, 0]
-        self.arr_float_nan_1d = self.arr_float_nan[:, 0, 0]
-        self.arr_float1_nan_1d = self.arr_float1_nan[:, 0, 0]
-        self.arr_nan_float1_1d = self.arr_nan_float1[:, 0, 0]
+        self.arr_nan_1d = self.arr_nan[:, 0]
+        self.arr_float_nan_1d = self.arr_float_nan[:, 0]
+        self.arr_float1_nan_1d = self.arr_float1_nan[:, 0]
+        self.arr_nan_float1_1d = self.arr_nan_float1[:, 0]
 
     def teardown_method(self, method):
         nanops._USE_BOTTLENECK = use_bn