diff --git a/.github/workflows/library_interop_tests.yml b/.github/workflows/library_interop_tests.yml
index f5f495a54..4b4a0cdf9 100644
--- a/.github/workflows/library_interop_tests.yml
+++ b/.github/workflows/library_interop_tests.yml
@@ -75,7 +75,7 @@ jobs:
           java-version: 17
 
       - name: Setup Python for running tests
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: 3.11
           architecture: x64
@@ -273,7 +273,7 @@ jobs:
           java-version: 17
 
       - name: Setup Python for running tests
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: 3.11
           architecture: x64
diff --git a/.github/workflows/library_python_tests.yml b/.github/workflows/library_python_tests.yml
index f21864402..93796c87d 100644
--- a/.github/workflows/library_python_tests.yml
+++ b/.github/workflows/library_python_tests.yml
@@ -69,7 +69,7 @@ jobs:
           dafny-version: ${{ inputs.dafny }}
 
       - name: Setup Python ${{ matrix.python-version }} for running tests
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
           architecture: x64