diff --git a/examples/ELASTIC_T/BORN_MATRIX/Silicon/elastic_utils.py b/examples/ELASTIC_T/BORN_MATRIX/Silicon/elastic_utils.py
index 0daf62b1b0..2307f3d413 100644
--- a/examples/ELASTIC_T/BORN_MATRIX/Silicon/elastic_utils.py
+++ b/examples/ELASTIC_T/BORN_MATRIX/Silicon/elastic_utils.py
@@ -1,5 +1,5 @@
 import numpy as np
-from lammps import lammps, LAMMPS_INT, LMP_STYLE_GLOBAL, LMP_VAR_EQUAL, LMP_VAR_ATOM
+from lammps import lammps, LMP_VAR_EQUAL
 
 # method for rotating elastic constants
 
diff --git a/python/install.py b/python/install.py
index 03b3366ba6..e3a4dc9251 100644
--- a/python/install.py
+++ b/python/install.py
@@ -11,7 +11,7 @@ independently and used to build the wheel without installing it.
 """
 
 from __future__ import print_function
-import sys,os,shutil,time,glob,subprocess
+import sys,os,shutil,glob,subprocess
 from argparse import ArgumentParser
 
 parser = ArgumentParser(prog='install.py',