diff --git a/.github/workflows/release_prep.sh b/.github/workflows/release_prep.sh
index 802c7aa5..c0b44d6e 100755
--- a/.github/workflows/release_prep.sh
+++ b/.github/workflows/release_prep.sh
@@ -15,7 +15,7 @@ SHA=$(shasum -a 256 $ARCHIVE | awk '{print $1}')
 
 # Add generated API docs to the release, see https://github.com/bazelbuild/bazel-central-registry/issues/5593
 docs="$(mktemp -d)"; targets="$(mktemp)"
-bazel --output_base="$docs" query --output=label --output_file="$targets" 'kind("starlark_doc_extract rule", //rails:all //ruby:all)'
+bazel --output_base="$docs" query --output=label --output_file="$targets" 'kind("starlark_doc_extract rule", "//rails:all" union "//ruby:all")'
 bazel --output_base="$docs" build --target_pattern_file="$targets"
 tar --create --auto-compress \
     --directory "$(bazel --output_base="$docs" info bazel-bin)" \