diff --git a/tests/test_Apex.py b/tests/test_Apex.py
index <HASH>..<HASH> 100644
--- a/tests/test_Apex.py
+++ b/tests/test_Apex.py
@@ -309,10 +309,9 @@ def test_convert_qd2apex():
     assert_allclose(apex_out.convert(60, 15, 'qd', 'apex', height=100),
                     apex_out.qd2apex(60, 15, height=100))
 
-    
+
 def test_convert_qd2apex_at_equator():
-    """Test the quasi-dipole to apex conversion at the magnetic equator
-    """
+    """Test the quasi-dipole to apex conversion at the magnetic equator """
     apex_out = Apex(date=2000, refh=80)
     elat, elon = apex_out.convert(lat=0.0, lon=0, source='qd', dest='apex',
                                   height=120.0)
STY: removed trailing whitespace

Removed trailing whitespace for PEP8 compliance.