diff --git a/.hgignore b/.hgignore
index 5c4d4c7..e6a7aa1 100644
--- a/.hgignore
+++ b/.hgignore
@@ -7,3 +7,5 @@ build
 docs/_*
 dev
 stats_arrays.egg-info
+.pytest_cache
+.cache
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..205a2a1
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,5 @@
+# `stats_arrays` Changelog
+
+## 0.5.1 (11-05-2019)
+
+* Import from `collections.abc` when possible, for Python 3.8 support.
diff --git a/MANIFEST.in b/MANIFEST.in
index 1dcfa92..2891682 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,3 +1,4 @@
+include *.md
 include *.txt
 recursive-include stats_arrays *.py
 recursive-include docs *.rst
diff --git a/setup.py b/setup.py
index 7237b6e..12b2c4f 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='stats_arrays',
-    version='0.5',
+    version='0.5.1',
     author='Chris Mutel',
     author_email='cmutel@gmail.com',
     url='https://bitbucket.org/cmutel/stats_arrays',
diff --git a/stats_arrays/__init__.py b/stats_arrays/__init__.py
index 7d41e0d..64e7396 100644
--- a/stats_arrays/__init__.py
+++ b/stats_arrays/__init__.py
@@ -1,6 +1,6 @@
 # TODO: Write Monte Carlo tests
 
-__version__ = (0, 5)
+__version__ = (0, 5, 1)
 
 from .distributions import *
 from .uncertainty_choices import uncertainty_choices
diff --git a/stats_arrays/random.py b/stats_arrays/random.py
index 1538b81..24309d2 100644
--- a/stats_arrays/random.py
+++ b/stats_arrays/random.py
@@ -3,10 +3,13 @@
 from .errors import UnknownUncertaintyType
 from .uncertainty_choices import *
 import numpy as np
-import collections
+try:
+    from collections.abc import Iterable
+except ImportError:
+    from collections import Iterable
 
 
-class RandomNumberGenerator(collections.Iterable):
+class RandomNumberGenerator(Iterable):
 
     def __init__(self, uncertainty_type, params, size=1,
                  maximum_iterations=100, seed=None,
@@ -104,7 +107,7 @@ def __iter__(self):
         return self
 
 
-class MCRandomNumberGenerator(collections.Iterable):
+class MCRandomNumberGenerator(Iterable):
 
     u"""
 A Monte Carlo random number generator that operates on a :ref:`hpa`.