diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0a758061..871006c8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -37,16 +37,14 @@ jobs:
     strategy:
       matrix:
         os: [self-hosted]
+        python-version: [3.7, 3.11]
     steps:
-    - if: ${{ matrix.arch == 'arm64' }}
-      uses: deadsnakes/action@v2.1.1
+    - name: Set up Python for Self-Hosted Linux arm64
+      uses: iory/action@v3.1.2
       with:
-        python-version: "3.11"
-    - if: ${{ matrix.arch == 'amd64' }}
-      uses: actions/setup-python@v4
-      with:
-        python-version: '3.11'
-        cache: 'pip'
+        python-version: ${{ matrix.python-version }}
+    - name: Check Python Version
+      run: python --version
     - name: Install Pytest
       run: |
         python -m pip install --upgrade pip setuptools wheel
diff --git a/requirements.txt b/requirements.txt
index b3a0be42..6bf0cd18 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 colorama
 cstruct
 gdown
+numpy
 pyelftools
 pyserial