diff --git a/python-BTrees.spec b/python-BTrees.spec
index 40446dc..dffcb24 100644
--- a/python-BTrees.spec
+++ b/python-BTrees.spec
@@ -9,7 +9,7 @@
 %bcond_with bootstrap
 
 Name:           python-%{srcname}
-Version:        4.9.0
+Version:        4.9.1
 Release:        1%{?dist}
 Summary:        Scalable persistent object containers
 
@@ -103,6 +103,9 @@ chmod 0755 %{buildroot}%{python3_sitearch}/%{srcname}/*.so
 %doc docs/_build/html/*
 
 %changelog
+* Thu May 27 2021 Jerry James <loganjerry@gmail.com> - 4.9.1-1
+- Version 4.9.1
+
 * Wed May 26 2021 Jerry James <loganjerry@gmail.com> - 4.9.0-1
 - Version 4.9.0
 
diff --git a/sources b/sources
index 3b45540..8f52ded 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (BTrees-4.9.0.tar.gz) = 1f3627c883719f53ccde67bb588d4edf11db75fa7b4af21121e3aba52b60d6f6aee1b79c3c73bd3c707e308f78f05d55438cc35a30d5916176d8ff5933f961e7
+SHA512 (BTrees-4.9.1.tar.gz) = ba94242c03231359c3aae7ca7ff506096e09d82ac67d2aeb9b88ca4f62e8bdd9824e5f8fc35e2cbd211d3ee5c1b4f5a7244847ec86c20a8912f15a1bc454cf75