diff --git a/openmc/arithmetic.py b/openmc/arithmetic.py
index 4a5e7486a..91e2f1ed4 100644
--- a/openmc/arithmetic.py
+++ b/openmc/arithmetic.py
@@ -1,6 +1,6 @@
 import sys
 import copy
-from collections import Iterable
+from collections.abc import Iterable
 
 import numpy as np
 import pandas as pd
diff --git a/openmc/data/photon.py b/openmc/data/photon.py
index 5f932b185..e0f71d5ce 100644
--- a/openmc/data/photon.py
+++ b/openmc/data/photon.py
@@ -1,4 +1,5 @@
-from collections import OrderedDict, Mapping, Callable
+from collections import OrderedDict
+from collections.abc import Mapping, Callable
 from copy import deepcopy
 from io import StringIO
 from numbers import Integral, Real
diff --git a/openmc/data/resonance_covariance.py b/openmc/data/resonance_covariance.py
index 300e6dbf6..9e80e52f2 100644
--- a/openmc/data/resonance_covariance.py
+++ b/openmc/data/resonance_covariance.py
@@ -1,4 +1,4 @@
-from collections import MutableSequence
+from collections.abc import MutableSequence
 import warnings
 import io
 import copy
diff --git a/openmc/filter.py b/openmc/filter.py
index 6c904e61d..ef68a4961 100644
--- a/openmc/filter.py
+++ b/openmc/filter.py
@@ -1,5 +1,6 @@
 from abc import ABCMeta
-from collections import Iterable, OrderedDict
+from collections import OrderedDict
+from collections.abc import Iterable
 import copy
 import hashlib
 from itertools import product
diff --git a/openmc/mesh.py b/openmc/mesh.py
index f7cba22f8..f454a6f88 100644
--- a/openmc/mesh.py
+++ b/openmc/mesh.py
@@ -1,4 +1,4 @@
-from collections import Iterable
+from collections.abc import Iterable
 from numbers import Real, Integral
 from xml.etree import ElementTree as ET
 import sys
diff --git a/openmc/mgxs/groups.py b/openmc/mgxs/groups.py
index 6dd56e8e7..338bc4b00 100644
--- a/openmc/mgxs/groups.py
+++ b/openmc/mgxs/groups.py
@@ -1,4 +1,4 @@
-from collections import Iterable
+from collections.abc import Iterable
 from numbers import Real
 import copy
 import sys
diff --git a/openmc/universe.py b/openmc/universe.py
index 294b114dd..044da12e3 100644
--- a/openmc/universe.py
+++ b/openmc/universe.py
@@ -1,4 +1,5 @@
-from collections import OrderedDict, Iterable
+from collections import OrderedDict
+from collections.abc import Iterable
 from copy import copy, deepcopy
 from numbers import Integral, Real
 import random
diff --git a/tests/unit_tests/test_data_decay.py b/tests/unit_tests/test_data_decay.py
index be8ad7d64..b925506df 100644
--- a/tests/unit_tests/test_data_decay.py
+++ b/tests/unit_tests/test_data_decay.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-from collections import Mapping
+from collections.abc import Mapping
 import os
 from math import log
 
diff --git a/tests/unit_tests/test_data_misc.py b/tests/unit_tests/test_data_misc.py
index 34686b567..46a9dbd02 100644
--- a/tests/unit_tests/test_data_misc.py
+++ b/tests/unit_tests/test_data_misc.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-from collections import Mapping
+from collections.abc import Mapping
 import os
 
 import numpy as np
diff --git a/tests/unit_tests/test_data_neutron.py b/tests/unit_tests/test_data_neutron.py
index bbebcb34a..3cf036aa2 100644
--- a/tests/unit_tests/test_data_neutron.py
+++ b/tests/unit_tests/test_data_neutron.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-from collections import Mapping, Callable
+from collections.abc import Mapping, Callable
 import os
 
 import numpy as np
diff --git a/tests/unit_tests/test_data_photon.py b/tests/unit_tests/test_data_photon.py
index eecef73c4..5036d08fd 100644
--- a/tests/unit_tests/test_data_photon.py
+++ b/tests/unit_tests/test_data_photon.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-from collections import Mapping, Callable
+from collections.abc import Mapping, Callable
 import os
 
 import numpy as np
diff --git a/tests/unit_tests/test_data_thermal.py b/tests/unit_tests/test_data_thermal.py
index 9def78b38..7d7d4e964 100644
--- a/tests/unit_tests/test_data_thermal.py
+++ b/tests/unit_tests/test_data_thermal.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-from collections import Callable
+from collections.abc import Callable
 import os
 
 import numpy as np