diff --git a/.github/workflows/build_ruby.yml b/.github/workflows/build_ruby.yml
index 6680454..08cb29f 100644
--- a/.github/workflows/build_ruby.yml
+++ b/.github/workflows/build_ruby.yml
@@ -113,6 +113,7 @@ jobs:
       # We must install them manually: https://github.com/github-early-access/arm-runners-beta
       - name: Install AWS CLI
         run: | # https://docs.aws.amazon.com/cli/latest/userguide/getting-started-install.html
+          sudo apt-get install -y unzip
           curl "https://awscli.amazonaws.com/awscli-exe-linux-aarch64.zip" -o "awscliv2.zip"
           unzip awscliv2.zip
           sudo ./aws/install