From f76025fbb9be944ba0ed3d5224b79632244f85ac Mon Sep 17 00:00:00 2001
From: Zach Burnett <zburnett@stsci.edu>
Date: Wed, 22 Mar 2023 12:13:20 -0400
Subject: [PATCH 1/4] run tests on minimum dependencies

---
 .github/workflows/roman_ci.yml | 2 ++
 tox.ini                        | 7 ++++---
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/roman_ci.yml b/.github/workflows/roman_ci.yml
index 23adba4d7..187520845 100644
--- a/.github/workflows/roman_ci.yml
+++ b/.github/workflows/roman_ci.yml
@@ -63,6 +63,8 @@ jobs:
       cache-path: /tmp/crds_cache
       cache-key: crds-${{ needs.crds_context.outputs.pmap }}
       envs: |
+        - linux: test-oldestdeps-cov-xdist
+          python-version: 3.8
         - linux: test-xdist
           python-version: 3.8
         - linux: test-xdist
diff --git a/tox.ini b/tox.ini
index b94df9499..1b090b5ea 100644
--- a/tox.ini
+++ b/tox.ini
@@ -37,6 +37,7 @@ description =
     run tests
     alldeps: with all optional dependencies
     devdeps: with the latest developer version of key dependencies
+    oldestdeps: with the oldest supported version of key dependencies
     pyargs: with --pyargs on installed package
     warnings: treating warnings as errors
     regtests: with --bigdata and --slow flags
@@ -57,11 +58,11 @@ extras =
 deps =
     xdist: pytest-xdist
     devdeps: -rrequirements-dev.txt
-    numpy120: numpy==1.20.*
-    numpy121: numpy==1.21.*
-    numpy122: numpy==1.22.*
     ddtrace: ddtrace
+    oldestdeps: minimum_dependencies
 commands_pre =
+    oldestdeps: minimum_dependencies romancal --filename requirements-min.txt
+    oldestdeps: pip install -r requirements-min.txt
     pip freeze
 commands =
     pytest \

From 938d2a792f7ba9a383e0fb4b82d3b3d9ef713270 Mon Sep 17 00:00:00 2001
From: Zach Burnett <zburnett@stsci.edu>
Date: Wed, 22 Mar 2023 12:53:53 -0400
Subject: [PATCH 2/4] pin `jsonschema>=4.0.1` to satisfy minimum dependencies

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index ce81af6fb..2f9848d4c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
     'astropy >=5.0.4',
     'crds >=11.16.16',
     'gwcs >=0.18.1',
-    'jsonschema >=3.0.2',
+    'jsonschema >=4.0.1',
     'numpy >=1.20',
     'pyparsing >=2.4.7',
     'requests >=2.22',

From 25dfe7ad8a81a27ec3db7ab4b60dc02d41ca79f8 Mon Sep 17 00:00:00 2001
From: Zach Burnett <zburnett@stsci.edu>
Date: Wed, 22 Mar 2023 12:57:38 -0400
Subject: [PATCH 3/4] pin `asdf>=2.14.2` to satisfy minimum dependencies

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 2f9848d4c..2db4234dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ classifiers = [
     'Programming Language :: Python :: 3',
 ]
 dependencies = [
-    'asdf >=2.13.0',
+    'asdf >=2.14.2',
     'asdf-astropy >=0.4.0',
     'astropy >=5.0.4',
     'crds >=11.16.16',

From 39e1fba8664aedc8252cf02f5d45741da5753924 Mon Sep 17 00:00:00 2001
From: Zach Burnett <zburnett@stsci.edu>
Date: Wed, 22 Mar 2023 13:29:46 -0400
Subject: [PATCH 4/4] add change log entry

---
 CHANGES.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGES.rst b/CHANGES.rst
index abbf58715..b913bd8aa 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -7,6 +7,8 @@ general
 
 - Update non-VOunits to using ``astropy.units``. [#658]
 
+- update minimum version of ``asdf`` to ``2.14.2`` and ``jsonschema`` to ``4.0.1`` and added minimum dependency checks to CI [#664]
+
 0.10.0 (2023-02-21)
 ===================