diff --git a/q2_types/sample_data/tests/test_transformer.py b/q2_types/sample_data/tests/test_transformer.py
index 4aa5b290..1d032ff9 100644
--- a/q2_types/sample_data/tests/test_transformer.py
+++ b/q2_types/sample_data/tests/test_transformer.py
@@ -26,7 +26,10 @@ def test_pd_series_to_alpha_diversity_format(self):
                         name='shannon', index=exp_index)
 
         obs = transformer(exp)
-        obs = pd.Series.from_csv(str(obs), sep='\t', header=0)
+
+        # Squeeze equals true to return series instead of dataframe
+        obs = pd.read_csv(str(obs), sep='\t', header=0, index_col=0,
+                          squeeze=True)
 
         assert_series_equal(exp, obs)