diff --git a/.github/workflows/tiledb-cloud-py.yaml b/.github/workflows/tiledb-cloud-py.yaml
index bd18cd9e4..fa6be9b72 100644
--- a/.github/workflows/tiledb-cloud-py.yaml
+++ b/.github/workflows/tiledb-cloud-py.yaml
@@ -44,12 +44,10 @@ jobs:
         dependencies:
           - pinned
           - fresh
-        include:
-          - os: ubuntu-20.04
-            path: ~/.cache/pip
-          - os: macos-12
-            path: ~/Library/Caches/pip
-
+    env:
+      # Temporarily use an older point release of Python 3.7 on Mac OS due to
+      # https://github.com/actions/setup-python/issues/682
+      real-python-version: ${{ (matrix.os == 'macos-12' && matrix.python-version == '3.7') && '3.7.16' || matrix.python-version }}
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -57,34 +55,9 @@ jobs:
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
-          python-version: ${{ matrix.python-version }}
-
-      - name: Cache pinned dependencies
-        if: ${{ matrix.dependencies == 'pinned' }}
-        uses: actions/cache@v3
-        with:
-          path: ${{ matrix.path }}
-          key: ${{ runner.os }}-py${{ matrix.python-version }}-pip-${{ hashFiles(format('./requirements-py{0}.txt', matrix.python-version)) }}
-          restore-keys: |
-            ${{ runner.os }}-py${{ matrix.python-version }}-pip-
-
-      # This step ensures that every month we have a new Pip cache, so that
-      # we don't have one cache sitting for months growing ever-staler.
-      - name: Get month for cache key
-        id: month
-        if: ${{ matrix.dependencies == 'fresh' }}
-        run: |
-          date +'cache-month=%Y-%m' >> "$GITHUB_ENV"
-
-      - name: Cache fresh install dependencies
-        if: ${{ matrix.dependencies == 'fresh' }}
-        uses: actions/cache@v3
-        with:
-          path: ${{ matrix.path }}
-          key: ${{ runner.os }}-py${{ matrix.python-version }}-pip-fresh-${{ env.cache-month }}
-          restore-keys: |
-            ${{ runner.os }}-py${{ matrix.python-version }}-pip-fresh-
-            ${{ runner.os }}-py${{ matrix.python-version }}-pip-
+          python-version: ${{ env.real-python-version }}
+          cache: pip
+          cache-dependency-path: requirements-${{ matrix.python-version }}.txt
 
       - name: Install prerequisites
         run: |
diff --git a/requirements-py3.7.txt b/requirements-py3.7.txt
index 75192bde2..11e22a7b4 100644
--- a/requirements-py3.7.txt
+++ b/requirements-py3.7.txt
@@ -1,16 +1,17 @@
 attrs==23.1.0
 certifi==2023.5.7
 cloudpickle==2.2.1
-importlib-metadata==6.6.0
+importlib-metadata==6.7.0
 numpy==1.21.6
 packaging==23.1
 pandas==1.3.5
-pyarrow==12.0.0
+pyarrow==12.0.1
 python-dateutil==2.8.2
 pytz==2023.3
 six==1.16.0
-tiledb==0.21.3
-typing_extensions==4.5.0
-urllib3==2.0.2
+tblib==1.7.0
+tiledb==0.21.6
+typing_extensions==4.7.0
+urllib3==2.0.3
 xarray==0.20.2
 zipp==3.15.0
diff --git a/requirements-py3.9.txt b/requirements-py3.9.txt
index dfea09cd8..1c2172c7b 100644
--- a/requirements-py3.9.txt
+++ b/requirements-py3.9.txt
@@ -1,13 +1,15 @@
 attrs==23.1.0
 certifi==2023.5.7
 cloudpickle==2.2.1
-numpy==1.24.3
+numpy==1.25.0
 packaging==23.1
 pandas==1.5.3
-pyarrow==12.0.0
+pyarrow==12.0.1
 python-dateutil==2.8.2
 pytz==2023.3
 six==1.16.0
-tiledb==0.21.3
-urllib3==2.0.2
-xarray==2023.4.2
+tblib==1.7.0
+tiledb==0.21.6
+typing_extensions==4.7.0
+urllib3==2.0.3
+xarray==2023.6.0