diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index b4791d1..ee1f0a6 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           manylinux: auto
@@ -44,7 +44,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           target: aarch64-unknown-linux-gnu
@@ -65,7 +65,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           target: armv7
@@ -86,7 +86,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           target: x86_64
@@ -107,7 +107,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           target: aarch64
@@ -128,7 +128,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           command: build
@@ -147,7 +147,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.8"
       - uses: messense/maturin-action@v1
         with:
           command: build