diff --git a/.github/workflows/source-and-docs-release.yml b/.github/workflows/source-and-docs-release.yml
index 8237063c..4f45d9b7 100644
--- a/.github/workflows/source-and-docs-release.yml
+++ b/.github/workflows/source-and-docs-release.yml
@@ -158,6 +158,30 @@ jobs:
         with:
           name: source
 
+      - name: "Install dependencies for testing"
+        run: |
+          sudo apt-get update
+          sudo apt-get -yq install \
+              build-essential \
+              pkg-config \
+              libb2-dev \
+              libbz2-dev \
+              libffi-dev \
+              libgdbm-dev \
+              libgdbm-compat-dev \
+              liblzma-dev \
+              libmpdec-dev \
+              libncurses5-dev \
+              libreadline6-dev \
+              libsqlite3-dev \
+              libssl-dev \
+              lzma \
+              lzma-dev \
+              tk-dev \
+              uuid-dev \
+              xvfb \
+              zlib1g-dev
+
       - name: "Test Python source tarballs"
         run: |
           mkdir -p ./tmp/installation/