diff --git a/src/elli/importer/nexus.py b/src/elli/importer/nexus.py
index 1b60ce5e..54f242a3 100644
--- a/src/elli/importer/nexus.py
+++ b/src/elli/importer/nexus.py
@@ -12,7 +12,7 @@
 import numpy as np
 import pandas as pd
 
-if np.version.version < "2.0.0":
+if np.lib.NumpyVersion(np.__version__) >= "2.0.0":
     from numpy.lib.index_tricks import IndexExpression
 else:
     from numpy.lib._index_tricks_impl import IndexExpression