diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index 7646d03..d62deaa 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -12,6 +12,9 @@ on:
 jobs:
   build-docs:
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: bash -l {0}
 
     steps:
     - name: checkout
@@ -31,12 +34,10 @@ jobs:
           --channel conda-forge
 
     - name: Install ioos_qc
-      shell: bash -l {0}
       run: |
         python -m pip install -e . --no-deps --force-reinstall
 
     - name: Build documentation
-      shell: bash -l {0}
       run: >
         set -e
         pushd docs
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index f070cc0..c4ddd88 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,4 +1,4 @@
-name: Default-Tests
+name: Full Tests
 
 on:
   pull_request:
@@ -10,9 +10,13 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12" ]
-        os: [ubuntu-latest]
+        python-version: [ "3.9", "3.10", "3.11", "3.12", "3.13" ]
+        os: [ windows-latest, ubuntu-latest, macos-latest ]
         numba: [true, false]
+        # Numba is not out on Python 3.13 yet.
+        exclude:
+          - python-version: "3.13"
+            numba: true
       fail-fast: false
     defaults:
       run:
@@ -37,11 +41,10 @@ jobs:
         python -m pip install -e . --no-deps --force-reinstall
 
     - name: numba
-      # numba is listed in requirements.txt so we need to remove it below.
-      if: ${{ ! matrix.numba }}
+      if: ${{ matrix.numba }}
       run: |
-        micromamba remove numba
+        micromamba install numba
 
     - name: Tests
       run: |
-        python -m pytest --disable-warnings
+        python -m pytest --disable-warnings
\ No newline at end of file
diff --git a/requirements-dev.txt b/requirements-dev.txt
index bb02da3..75e9597 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,5 +2,4 @@ bokeh
 dask
 erddapy
 nco
-numba
 pytest