diff --git a/.github/workflows/ci_workflows.yml b/.github/workflows/ci_workflows.yml
index fe8202e..9c9834d 100644
--- a/.github/workflows/ci_workflows.yml
+++ b/.github/workflows/ci_workflows.yml
@@ -35,7 +35,7 @@ jobs:
 
   tests:
     needs: initial_checks
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v1
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v2
     with:
       setenv: |
         jref: "https://ssb.stsci.edu/trds_open/jref"
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index fae9e15..cd408ff 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -37,7 +37,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/predeps_workflows.yml b/.github/workflows/predeps_workflows.yml
index 9bf5bea..159b4fb 100644
--- a/.github/workflows/predeps_workflows.yml
+++ b/.github/workflows/predeps_workflows.yml
@@ -12,7 +12,7 @@ permissions:
 
 jobs:
   rc_tests:
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v1
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v2
     with:
       setenv: |
         jref: "https://ssb.stsci.edu/trds_open/jref"
diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index e496189..ca4d5f7 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -32,7 +32,7 @@ jobs:
     if: (github.repository == 'spacetelescope/acstools' && (github.event_name == 'push' ||  contains(github.event.pull_request.labels.*.name, 'Build wheels')))
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0