diff --git a/python/lammps/numpy_wrapper.py b/python/lammps/numpy_wrapper.py
index a980a972fd..add4268b52 100644
--- a/python/lammps/numpy_wrapper.py
+++ b/python/lammps/numpy_wrapper.py
@@ -16,7 +16,6 @@
 # Written by Richard Berger <richard.berger@temple.edu>
 ################################################################################
 
-import warnings
 from ctypes import POINTER, c_void_p, c_char_p, c_double, c_int, c_int32, c_int64, cast