diff --git a/tests/data/test_btanalysis.py b/tests/data/test_btanalysis.py
index ff177a1d9..dbbdb04fe 100644
--- a/tests/data/test_btanalysis.py
+++ b/tests/data/test_btanalysis.py
@@ -265,6 +265,8 @@ def test_combined_dataframes_with_rel_mean(testdatadir):
     assert "mean" in df.columns
     assert "rel_mean" in df.columns
     assert "count" in df.columns
+    assert df.iloc[0]['count'] == 2
+    assert df.iloc[-1]['count'] == 2
     assert len(df) < len(data['ETH/BTC'])