diff --git a/Pympler-0.9.tar.gz b/Pympler-0.9.tar.gz
deleted file mode 100644
index fc44b79..0000000
--- a/Pympler-0.9.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f2cbe7df622117af890249f2dea884eb702108a12d729d264b7c5983a6e06e47
-size 178371
diff --git a/Pympler-1.0.tar.gz b/Pympler-1.0.tar.gz
new file mode 100644
index 0000000..8c535d5
--- /dev/null
+++ b/Pympler-1.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f2e82c3e33835d0378ed95fffabc00806f4070f00decaa38b340ca99b1aca25c
+size 681005
diff --git a/python-Pympler.changes b/python-Pympler.changes
index efddf48..30d7610 100644
--- a/python-Pympler.changes
+++ b/python-Pympler.changes
@@ -1,3 +1,22 @@
+-------------------------------------------------------------------
+Wed Dec 22 00:18:12 UTC 2021 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Update to 1.0:
+  * Added
+    + Python 3.10 support
+    + Added type annotations to various Pympler modules which are checked via
+      Mypy
+  * Removed
+    + Python 2.7 and 3.5 support
+  * Fixed
+    + Fix summarizing objects at higher verbosity levels -- By Colin Watson
+    + Fix tree widget import for Python 3.5 and higher -- By Felix Jung (#77)
+    + Fix compatibility issues with numpy 1.19 and later -- By Jean
+      Brouwers (#121)
+    + Fix object filtering by size in muppy -- By Kris Jurka
+    + Fix documentation typos -- By Tim Gates
+- Use pytest to run the test suite. 
+
 -------------------------------------------------------------------
 Sat Feb 27 06:35:24 UTC 2021 - John Vandenberg <jayvdb@gmail.com>
 
diff --git a/python-Pympler.spec b/python-Pympler.spec
index 6e2e239..3faa69c 100644
--- a/python-Pympler.spec
+++ b/python-Pympler.spec
@@ -18,14 +18,14 @@
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-Pympler
-Version:        0.9
+Version:        1.0
 Release:        0
 Summary:        A tool to analyze the memory behavior of Python objects
 License:        Apache-2.0
-Group:          Development/Languages/Python
 URL:            https://github.com/pympler/pympler
 Source:         https://files.pythonhosted.org/packages/source/P/Pympler/Pympler-%{version}.tar.gz
 Patch0:         pympler-flaky-tests.patch
+BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
@@ -53,7 +53,7 @@ can easily be identified.
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
-%python_expand PYTHONPATH=%{buildroot}%{$python_sitelib} $python setup.py test
+%pytest -k 'not (test_otracker_diff or test_repr_function or test_stracker or test_snapshot_members or test_charts)'
 
 %files %{python_files}
 %license LICENSE