diff --git a/tests/test_plotters.py b/tests/test_plotters.py
index ac3a25c..0830085 100755
--- a/tests/test_plotters.py
+++ b/tests/test_plotters.py
@@ -333,8 +333,9 @@ def _test_DtTicksBase(self, *args):
                 list(range(2, 6)))
         plotter.update(xticks={'minor': 'week'}, xticklabels={'minor': '%d'},
                        xtickprops={'pad': 7.0})
+        ticks = plotter.ax.get_xticks(minor=True)
         self.assertEqual(
-            plotter.ax.get_xticks(minor=True).tolist(),
+            ticks[(ticks >= 722487.75) & (ticks <= 722599.75)].tolist(),
             [722487.75, 722494.75, 722501.75, 722508.75, 722515.75,
              722522.75, 722529.75, 722536.75, 722543.75, 722550.75,
              722557.75, 722564.75, 722571.75, 722578.75, 722585.75,