diff --git a/ci/deps/azure-36-locale.yaml b/ci/deps/azure-36-locale.yaml
index 99fa4d5c9e160..8f8273f57c3fe 100644
--- a/ci/deps/azure-36-locale.yaml
+++ b/ci/deps/azure-36-locale.yaml
@@ -20,7 +20,7 @@ dependencies:
   - xlsxwriter=0.9.8
   - xlwt=1.2.0
   # universal
-  - pytest>=4.0.2
+  - pytest>=4.0.2,<5.0.0
   - pytest-xdist
   - pytest-mock
   - pytest-azurepipelines
diff --git a/ci/deps/travis-36-slow.yaml b/ci/deps/travis-36-slow.yaml
index 87021d5dae04e..538a82f66e4c8 100644
--- a/ci/deps/travis-36-slow.yaml
+++ b/ci/deps/travis-36-slow.yaml
@@ -25,7 +25,7 @@ dependencies:
   - xlsxwriter
   - xlwt
   # universal
-  - pytest>=4.0.2
+  - pytest>=4.0.2,<5.0.0
   - pytest-xdist
   - pytest-mock
   - moto
diff --git a/pandas/tests/resample/test_resample_api.py b/pandas/tests/resample/test_resample_api.py
index ca2fb1acb6afa..6943d30276a21 100644
--- a/pandas/tests/resample/test_resample_api.py
+++ b/pandas/tests/resample/test_resample_api.py
@@ -247,7 +247,7 @@ def test_agg_consistency():
                                     check_stacklevel=False):
         expected = r[['A', 'B', 'C']].agg({'r1': 'mean', 'r2': 'sum'})
         result = r.agg({'r1': 'mean', 'r2': 'sum'})
-    assert_frame_equal(result, expected)
+    assert_frame_equal(result, expected, check_like=True)
 
 # TODO: once GH 14008 is fixed, move these tests into
 # `Base` test class