diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 19051ca4d..d0a04349d 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -51,7 +51,7 @@ jobs:
           cache-name: ${{ matrix.os }}-test-${{ matrix.julia-version }}-${{ matrix.python-version }}
           cache-packages: false
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
@@ -170,7 +170,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
diff --git a/.github/workflows/CI_Windows.yml b/.github/workflows/CI_Windows.yml
index d54c3c6b2..ef1a2caae 100644
--- a/.github/workflows/CI_Windows.yml
+++ b/.github/workflows/CI_Windows.yml
@@ -45,7 +45,7 @@ jobs:
           cache-name: ${{ matrix.os }}-test-${{ matrix.julia-version }}-${{ matrix.python-version }}
           cache-packages: false
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
diff --git a/.github/workflows/CI_large_nightly.yml b/.github/workflows/CI_large_nightly.yml
index 950072b5e..13619b40b 100644
--- a/.github/workflows/CI_large_nightly.yml
+++ b/.github/workflows/CI_large_nightly.yml
@@ -34,7 +34,7 @@ jobs:
         with:
           version: ${{ matrix.julia-version }}
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: "Install PySR"
diff --git a/.github/workflows/CI_mac.yml b/.github/workflows/CI_mac.yml
index 1cf8b0f00..f8d260b6e 100644
--- a/.github/workflows/CI_mac.yml
+++ b/.github/workflows/CI_mac.yml
@@ -45,7 +45,7 @@ jobs:
           cache-name: ${{ matrix.os }}-test-${{ matrix.julia-version }}-${{ matrix.python-version }}
           cache-packages: false
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 2abe14779..ad0bf7e37 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3.9
           cache: pip
diff --git a/.github/workflows/pypi_deploy.yml b/.github/workflows/pypi_deploy.yml
index 25a178202..70f238046 100644
--- a/.github/workflows/pypi_deploy.yml
+++ b/.github/workflows/pypi_deploy.yml
@@ -17,7 +17,7 @@ jobs:
       - name: "Checkout"
         uses: actions/checkout@v3
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3.10.8
       - name: "Install building tools"
diff --git a/.github/workflows/update_backend.yml b/.github/workflows/update_backend.yml
index 9647b73f6..f31f29c31 100644
--- a/.github/workflows/update_backend.yml
+++ b/.github/workflows/update_backend.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: 3.9
           cache: pip