diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index c056f7f5..6d17cdb1 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -13,7 +13,7 @@ jobs:
       id-token: write  # For pypi trusted publishing
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python 3.11
         uses: actions/setup-python@v4
@@ -38,7 +38,7 @@ jobs:
     name: Build and publish documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: "3.x"
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e68bd52c..55d4f1ee 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,10 +15,10 @@ jobs:
     timeout-minutes: 10
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.11"
+          python-version: "3.x"
 
       - name: Install dependencies
         run: |
diff --git a/pyproject.toml b/pyproject.toml
index 37fbe113..6896da1c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ license = { file = "LICENSE" }
 name = "flowjax"
 readme = "README.md"
 requires-python = ">=3.10"
-version = "12.1.1"
+version = "12.1.2"
 
 [project.urls]
 repository = "https://github.com/danielward27/flowjax"