diff --git a/src/openfermion/hamiltonians/hartree_fock.py b/src/openfermion/hamiltonians/hartree_fock.py
index 8bc76c8de..4ac0730dc 100644
--- a/src/openfermion/hamiltonians/hartree_fock.py
+++ b/src/openfermion/hamiltonians/hartree_fock.py
@@ -8,7 +8,7 @@
 from itertools import product
 import numpy as np
 import scipy as sp
-from scipy.optimize.optimize import OptimizeResult
+from scipy.optimize import OptimizeResult
 from openfermion.ops.representations import (InteractionOperator,
                                              InteractionRDM,
                                              general_basis_change)
diff --git a/src/openfermion/hamiltonians/hartree_fock_test.py b/src/openfermion/hamiltonians/hartree_fock_test.py
index 5471950df..2313e36df 100644
--- a/src/openfermion/hamiltonians/hartree_fock_test.py
+++ b/src/openfermion/hamiltonians/hartree_fock_test.py
@@ -4,7 +4,7 @@
 import numpy as np
 import pytest
 import scipy as sp
-from scipy.optimize.optimize import OptimizeResult
+from scipy.optimize import OptimizeResult
 from openfermion.config import DATA_DIRECTORY
 from openfermion.chem import MolecularData
 from openfermion.ops.representations import (general_basis_change,