diff --git a/.github/workflows/autopush.yml b/.github/workflows/autopush.yml
index 8afb3425f..0fd00a294 100644
--- a/.github/workflows/autopush.yml
+++ b/.github/workflows/autopush.yml
@@ -10,7 +10,7 @@ jobs:
         name: Automatic push to gitlab.tiker.net
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   run: |
                 mkdir ~/.ssh && echo -e "Host gitlab.tiker.net\n\tStrictHostKeyChecking no\n" >> ~/.ssh/config
                 eval $(ssh-agent) && echo "$GITLAB_AUTOPUSH_KEY" | ssh-add -
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2b4572611..86afce8a2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,9 +12,9 @@ jobs:
         name: Flake8
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -
-            uses: actions/setup-python@v4
+            uses: actions/setup-python@v5
             with:
                 # matches compat target in setup.py
                 python-version: '3.8'
@@ -27,7 +27,7 @@ jobs:
         name: Pylint
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 sed 's/python=3/python=3.7/' .test-conda-env-py3.yml > .test-conda-env.yml
@@ -39,7 +39,7 @@ jobs:
         name: Mypy
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 curl -L -O https://tiker.net/ci-support-v0
@@ -55,7 +55,7 @@ jobs:
           matrix:
             os: [ubuntu-latest, macos-latest]
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 curl -L -O https://gitlab.tiker.net/inducer/ci-support/raw/main/build-and-test-py-project-within-miniconda.sh
@@ -65,7 +65,7 @@ jobs:
         name: Conda Pytest with Intel CL
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 curl -L -O https://raw.githubusercontent.com/illinois-scicomp/machine-shop-maintenance/main/install-intel-icd.sh
@@ -84,7 +84,7 @@ jobs:
         name: Conda Pytest without arg check
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 curl -L -O https://gitlab.tiker.net/inducer/ci-support/raw/main/build-and-test-py-project-within-miniconda.sh
@@ -95,7 +95,7 @@ jobs:
         name: Conda Pytest Twice (for cache behavior)
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 curl -L -O https://tiker.net/ci-support-v0
@@ -108,7 +108,7 @@ jobs:
         name: Conda Examples
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             run: |
                 curl -L -O https://tiker.net/ci-support-v0
@@ -126,9 +126,9 @@ jobs:
         name: Documentation
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -
-            uses: actions/setup-python@v4
+            uses: actions/setup-python@v5
             with:
                 python-version: '3.x'
         -   name: "Main Script"
@@ -146,7 +146,7 @@ jobs:
         name: Tests for downstream project ${{ matrix.downstream_project }}
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v3
+        -   uses: actions/checkout@v4
         -   name: "Main Script"
             env:
                 DOWNSTREAM_PROJECT: ${{ matrix.downstream_project }}
@@ -194,8 +194,8 @@ jobs:
             name: Validate CITATION.cff
             runs-on: ubuntu-latest
             steps:
-            -   uses: actions/checkout@v3
-            -   uses: actions/setup-python@v4
+            -   uses: actions/checkout@v4
+            -   uses: actions/setup-python@v5
             -   run: |
                     pip install cffconvert
                     cffconvert -i CITATION.cff --validate