diff --git a/astroquery/mpc/tests/test_mpc.py b/astroquery/mpc/tests/test_mpc.py
index e1bbc46fac..f4f161a916 100644
--- a/astroquery/mpc/tests/test_mpc.py
+++ b/astroquery/mpc/tests/test_mpc.py
@@ -176,19 +176,6 @@ def test_get_ephemeris_Moon_phase(patch_post):
     assert result['Moon phase'][0] >= 0
 
 
-def test_get_ephemeris_Uncertainty(patch_post):
-    # this test requires an object with uncertainties != N/A
-    result = mpc.core.MPC.get_ephemeris('2024 AA')
-    assert result['Uncertainty 3sig'].quantity[0] > 0 * u.arcsec
-
-
-def test_get_ephemeris_Moon_phase_and_Uncertainty(patch_post):
-    # this test requires an object with uncertainties != N/A
-    result = mpc.core.MPC.get_ephemeris('2024 AA', location='G37')
-    assert result['Moon phase'][0] >= 0
-    assert result['Uncertainty 3sig'].quantity[0] > 0 * u.arcsec
-
-
 def test_get_ephemeris_by_name_empty(patch_post):
     with pytest.raises(EmptyResponseError):
         mpc.core.MPC.get_ephemeris('340P', location='G37')