diff --git a/test/gw/source_test.py b/test/gw/source_test.py
index edf0a609ad1e89fdd29b8cbfd059fb95de0253bb..8a4b7625b4ed2c92990f36fab855de77f13b71a5 100644
--- a/test/gw/source_test.py
+++ b/test/gw/source_test.py
@@ -527,10 +527,10 @@ class TestRelbinBBH(unittest.TestCase):
         self.parameters["waveform_approximant"] = "IMRPhenomXP"
 
         # Test that we can modify the XP precession version
-        out_v223 = bilby.gw.source.lal_binary_black_hole(
+        out_v223 = bilby.gw.source.lal_binary_black_hole_relative_binning(
             self.frequency_array, PhenomXPrecVersion=223, **self.parameters
         )
-        out_v102 = bilby.gw.source.lal_binary_black_hole(
+        out_v102 = bilby.gw.source.lal_binary_black_hole_relative_binning(
             self.frequency_array, PhenomXPrecVersion=102, **self.parameters
         )
         self.assertFalse(np.all(out_v223["plus"] == out_v102["plus"]))