diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6a3c310b..e07b4c42 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -31,8 +31,7 @@ jobs:
         with:
           python-version: 2.7
       - if: matrix.os == 'ubuntu-latest'
-        run: |
-          apt-get install -y libyaml-dev
+        run: sudo apt-get install -y libyaml-dev
       - name: Install PyInstaller
         # pyinstaller 4 doesn't support Python 2.7
         run: pip install 'pyinstaller==3.*'
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 9ef65dc6..986c41e0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -62,7 +62,7 @@ jobs:
       with:
         python-version: ${{ matrix.python }}
     - name: Install pyyaml
-      run: apt-get install -y libyaml-dev
+      run: sudo apt-get install -y libyaml-dev
     - name: Install capa
       run: pip install -e .[dev]
     - name: Run tests