diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 30a7476..98ab3d7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index fd6a738..23e6840 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 8e7cc30..47166c6 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/cross-platform-test.yml b/.github/workflows/cross-platform-test.yml
index 455def3..49d518b 100644
--- a/.github/workflows/cross-platform-test.yml
+++ b/.github/workflows/cross-platform-test.yml
@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
@@ -51,7 +51,7 @@ jobs:
 
     steps:
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -124,7 +124,7 @@ jobs:
 
     steps:
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
@@ -170,7 +170,7 @@ jobs:
 
     steps:
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -207,7 +207,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
@@ -243,7 +243,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
@@ -278,7 +278,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/data-release-enhanced.yml b/.github/workflows/data-release-enhanced.yml
index 8dde826..49ad2cd 100644
--- a/.github/workflows/data-release-enhanced.yml
+++ b/.github/workflows/data-release-enhanced.yml
@@ -67,7 +67,7 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index dfa857f..1d9bb6e 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/ostruct-pricing.yml b/.github/workflows/ostruct-pricing.yml
index d7a39f7..7499978 100644
--- a/.github/workflows/ostruct-pricing.yml
+++ b/.github/workflows/ostruct-pricing.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/publish-poetry.yml b/.github/workflows/publish-poetry.yml
index 68c39a0..ba1d75e 100644
--- a/.github/workflows/publish-poetry.yml
+++ b/.github/workflows/publish-poetry.yml
@@ -21,7 +21,7 @@ jobs:
         fetch-depth: 0  # Full history for proper version detection
 
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: '3.11'
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6c31c24..be3e573 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -32,7 +32,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/update-pricing.yml b/.github/workflows/update-pricing.yml
index d11fab9..3495343 100644
--- a/.github/workflows/update-pricing.yml
+++ b/.github/workflows/update-pricing.yml
@@ -17,7 +17,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'