diff --git a/.github/workflows/build-and-test.yaml b/.github/workflows/build-and-test.yaml
index ee352a3..289020a 100644
--- a/.github/workflows/build-and-test.yaml
+++ b/.github/workflows/build-and-test.yaml
@@ -27,7 +27,7 @@ jobs:
     - uses: actions/checkout@v1
     - name: install openssl
       if: matrix.python-version == '3.5'
-      run: apt-get install -y libssl-dev
+      run: sudo apt-get install -y libssl-dev
       
     - name: Set up Python ${{ matrix.python-version }}
       if: matrix.python-version != '2.7'