diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index 40314fe..f43d2b8 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -20,22 +20,22 @@ jobs:
       matrix:
         include:
           - os: ubuntu-latest
-            python: '3.10'
-            tox_env: 'py310-test-alldeps'
-            prefix: 'py310-test-alldeps'
+            python: '3.12'
+            tox_env: 'py312-test-alldeps'
+            prefix: 'py312-test-alldeps'
 
           - os: ubuntu-latest
-            python: '3.10'
-            tox_env: 'py310-test-astropy53'
-            prefix: 'py310-test-astropy53'
+            python: '3.12'
+            tox_env: 'py312-test-astropy61'
+            prefix: 'py312-test-astropy61'
 
           - os: ubuntu-latest
-            python: '3.10'
-            tox_env: 'py310-test-numpy122'
-            prefix: 'py310-test-numpy122'
+            python: '3.12'
+            tox_env: 'py312-test-numpy2'
+            prefix: 'py312-test-numpy2'
 
           - os: ubuntu-latest
-            python: '3.10'
+            python: '3.12'
             tox_env: 'build_docs'
             prefix: 'build_docs'
             
@@ -51,7 +51,8 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install tox
+        python -m pip install tox setuptools
+        python -m pip install --upgrade setuptools
     - name: Test with Tox
       run: |
         export PY_COLORS=1
diff --git a/CHANGES.md b/CHANGES.md
index aaa1884..9630fb9 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -11,7 +11,7 @@
 
 - Update rtd to use `ubuntu-22.04`. #200
 - `update_default_config` removed since `astropy` no longer needs it. #205
-- Update rtd to Use Python 3.11.8. #206
+- Update rtd to Use `Python 3.11.8`. #206
 - Update installation requiements for use with `python 3.12`. #209
 - Remove `astropy_helpers` from requirements. #209
 
diff --git a/pyproject.toml b/pyproject.toml
index 7e7daea..7729065 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 
-requires = ["setuptools",
+requires = ["setuptools>=72",
             "setuptools_scm",
             "wheel"]
 
diff --git a/tox.ini b/tox.ini
index e78d28f..e320abd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,13 +1,13 @@
 [tox]
 envlist =
     py{312}-test{-alldeps}
-    py{312}-test-numpy{122}
+    py{312}-test-numpy{2}
     py{312}-test-astropy{61}
     build_docs
     linkcheck
 
 requires =
-    setuptools >= 72.2.0
+    setuptools >= 72
     pip >= 24.0.0
 
 isolated_build = true
@@ -38,7 +38,6 @@ changedir = .tmp/{envname}
 description =
     run tests
     alldeps: with all optional dependencies
-    numpy122: with numpy 1.22.*
     numpy2: with numpy 2.0.*
     astropy61: with astropy 6.1.*
     astropylts: with the latest astropy LTS
@@ -47,7 +46,6 @@ description =
 deps =
     -r{toxinidir}/requirements.txt
     numpy2: numpy==2.0.*
-    numpy122: numpy==1.22.*
     astropy61: astropy==6.1.*
 
 # The following indicates which extras_require from setup.cfg will be installed