diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 51ca270..7be398f 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -95,10 +95,12 @@ jobs:
         env:
           CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
         run: |
+          set -eu
           if [ -z "$CARGO_REGISTRY_TOKEN" ]; then echo "CARGO_REGISTRY_TOKEN not set; skipping publish"; exit 0; fi
-          v=$(sed -n 's/^version = "\(.*\)"$/\1/p' Cargo.toml | head -1)
-          if curl -fsSL "https://index.crates.io/wo/rk/worktablesindex" | sed -n 's/.*"vers":"\([^"]*\)".*/\1/p' | grep -qx "$v"; then
-            echo "WorkTablesIndex $v is already on crates.io; nothing to publish"
+          name=$(cargo read-manifest | jq -er '.name')
+          version=$(cargo read-manifest | jq -er '.version')
+          if cargo info --registry crates-io "$name@$version" >/dev/null 2>&1; then
+            echo "$name $version is already on crates.io; nothing to publish"
             exit 0
           fi
-          cargo publish -p WorkTablesIndex
+          cargo publish -p "$name"