diff --git a/.github/workflows/install-testing.yml b/.github/workflows/install-testing.yml
index 7bc7cab67856a..a1a634b6bac39 100644
--- a/.github/workflows/install-testing.yml
+++ b/.github/workflows/install-testing.yml
@@ -138,15 +138,15 @@ jobs:
       - name: Set up WP-CLI
         uses: $/.github/actions/setup-wp-cli
         with:
-          version: ${{ contains( fromJSON('["5.4", "5.5"]'), matrix.php ) && '2.4.0' || 'latest' }}
+          version: ${{ contains( fromJSON('["5.4", "5.5"]'), matrix.php ) && '2.4.0' || contains( fromJSON('["5.6", "7.0", "7.1"]'), matrix.php ) && '2.12.0' || 'latest' }}
 
-      # WP-CLI extracts tarballs with PharData, which truncates paths longer than 100 characters.
-      # Nightly builds are only available as a zip, which is not affected.
+      # WP-CLI 2.x extracts tarballs with PharData, which truncates paths longer than 100 characters.
+      # Zip archives are not affected, so download the zip for every version.
       - name: Download WordPress
         run: |
           case "${WP_VERSION}" in
             nightly|trunk) wp core download --version=nightly ;;
-            *) curl -fsSL "https://wordpress.org/wordpress-${WP_VERSION}.tar.gz" | tar xz --strip-components=1 ;;
+            *) wp core download "https://wordpress.org/wordpress-${WP_VERSION}.zip" ;;
           esac
         env:
           WP_VERSION: ${{ inputs.wp-version || 'nightly' }}