diff --git a/.github/workflows/linux-install.sh b/.github/workflows/linux-install.sh
index abb8cc0..d811362 100755
--- a/.github/workflows/linux-install.sh
+++ b/.github/workflows/linux-install.sh
@@ -19,7 +19,7 @@ aptget_update || aptget_update retry || aptget_update retry
 
 set -e
 
-sudo apt-get -qq install zlib1g-dev libpng-dev libjpeg-dev \
+sudo apt-get -qq install zlib1g-dev libpng-dev libjpeg-dev sudo \
     libxml2-dev libffi-dev libxslt-dev cmake ninja-build nasm
 
 if [ "$GHA_PYTHON_VERSION" == "2.7" ]; then
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ec11e8b..50b8472 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,9 @@ jobs:
           "3.9",
           "3.8",
           "3.7",
+          "2.7",
         ]
+        libavif-version: [ "0.11.0" ]
         include:
         - python-version: "3.7"
           PYTHONOPTIMIZE: 1
@@ -29,17 +31,23 @@ jobs:
           codecov-flag: GHA_Ubuntu
         - os: macos-11
           codecov-flag: GHA_macOS
+        exclude:
+        - python-version: "2.7"
+          os: "macos-11"
 
     runs-on: ${{ matrix.os }}
-    name: ${{ matrix.os }} Python ${{ matrix.python-version }}
+    name: ${{ matrix.os }} Python ${{ matrix.python-version }} (libavif ${{ matrix.libavif-version }})
+    container:
+      image: ${{ matrix.python-version == '2.7' && 'python:2.7-buster' || null }}
 
     env:
-      LIBAVIF_VERSION: 0.11.0
+      LIBAVIF_VERSION: ${{ matrix.libavif-version }}
 
     steps:
     - uses: actions/checkout@v3
 
     - name: Set up Python ${{ matrix.python-version }}
+      if: matrix.python-version != '2.7'
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}