diff --git a/wai/wai-rs/tests/cli_ops.rs b/wai/wai-rs/tests/cli_ops.rs
index 343be7e8e..f3e9db6c6 100644
--- a/wai/wai-rs/tests/cli_ops.rs
+++ b/wai/wai-rs/tests/cli_ops.rs
@@ -3,6 +3,8 @@
 //!
 //! - `wai ops list`, `search`, `schema` and `export` read the catalogue, and the export is
 //!   the committed `wai/catalogue/ops.json` (a drifted copy exits 1);
+//! - the quickstart installer (`wai/quickstart/install.sh`) installs this crate's version, as
+//!   the release job requires of a tag `wai-v<version>`;
 //! - every operation answers `--help` from its catalogue entry, and its mechanical form
 //!   `wai <noun> <verb>` runs it as its CLI spelling does;
 //! - the exit codes: 1 a check that failed, 2 usage, 3 permission, 4 confirmation required,
@@ -75,6 +77,19 @@ fn ops_list_names_every_operation_and_export_is_the_committed_file() {
     assert!(text(&o).contains("regenerate"), "{}", text(&o));
 }
 
+/// The release job's first check (wai-release.yml) refuses a tag whose installer installs
+/// another version, after the version bump has merged; this holds the bump to it.
+#[test]
+fn the_quickstart_installer_installs_this_version() {
+    let version = env!("CARGO_PKG_VERSION");
+    let install = std::fs::read_to_string(wai_dir().join("quickstart/install.sh")).unwrap();
+    let line = format!("VERSION=\"${{WAI_VERSION:-{version}}}\"");
+    assert!(
+        install.lines().any(|l| l == line),
+        "wai/quickstart/install.sh does not install {version}, this crate's version: it needs the line {line}"
+    );
+}
+
 #[test]
 fn ops_search_and_schema_answer_offline() {
     let d = scratch("search");