diff --git a/test/series_analysis/test_plot_series_by_init.py b/test/series_analysis/test_plot_series_by_init.py
index 5ec6bc4b..505ce189 100644
--- a/test/series_analysis/test_plot_series_by_init.py
+++ b/test/series_analysis/test_plot_series_by_init.py
@@ -10,7 +10,7 @@
 
 # ignore the MatplotlibFutureDeprecation warning which does not affect this code
 # since changes must be made to Cartopy
-warnings.simplefilter(action='ignore', category=matplotlib.cbook.mplDeprecation)
+warnings.simplefilter(action='ignore', category=matplotlib.MatplotlibDeprecationWarning)
 
 @pytest.mark.skip('Requires large dataset to run and special packages, uncomment import to run')
 def test_expected_files_created():