diff --git a/Cargo.lock b/Cargo.lock
index 54faba2..6b097d0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -137,7 +137,7 @@ checksum = "3a8241f3ebb85c056b509d4327ad0358fbbba6ffb340bf388f26350aeda225b1"
 
 [[package]]
 name = "bench-suite"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-sdk",
 ]
@@ -300,7 +300,7 @@ checksum = "1d07550c9036bf2ae0c684c4297d503f838287c83c53686d05370d0e139ae570"
 
 [[package]]
 name = "component-test-cli"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "anyhow",
  "clap",
@@ -316,7 +316,7 @@ dependencies = [
 
 [[package]]
 name = "component-test-core"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "arcstr",
  "serde",
@@ -324,7 +324,7 @@ dependencies = [
 
 [[package]]
 name = "component-test-formats"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "anyhow",
  "component-test-core",
@@ -338,7 +338,7 @@ dependencies = [
 
 [[package]]
 name = "component-test-results"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "anyhow",
  "component-test-core",
@@ -348,7 +348,7 @@ dependencies = [
 
 [[package]]
 name = "component-test-runner"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "anyhow",
  "component-test-core",
@@ -364,7 +364,7 @@ dependencies = [
 
 [[package]]
 name = "component-test-sdk"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "anyhow",
  "component-test-core",
@@ -377,7 +377,7 @@ dependencies = [
 
 [[package]]
 name = "component-test-sdk-macro"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-core",
  "component-test-sdk",
@@ -656,7 +656,7 @@ dependencies = [
 
 [[package]]
 name = "drift-fixture"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-sdk",
 ]
@@ -724,7 +724,7 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
 
 [[package]]
 name = "fixture-suite"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-sdk",
 ]
@@ -932,7 +932,7 @@ checksum = "e4eba85ea1d0a966a983acd07deee566e67395d2d96b6fb39e62b5a833f1eb0b"
 
 [[package]]
 name = "hang-fixture"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-sdk",
 ]
@@ -1424,7 +1424,7 @@ dependencies = [
 
 [[package]]
 name = "provider"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "wit-bindgen",
 ]
@@ -1538,7 +1538,7 @@ checksum = "d6f6ff9a378485b298a5286656da665ba74413d36db0979633275d2e708145d4"
 
 [[package]]
 name = "runner-cli"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-results",
  "futures",
@@ -1589,7 +1589,7 @@ checksum = "cf54715a573b99ac80df0bc206da022bcd442c974952c7b9720069370852e21f"
 
 [[package]]
 name = "sample-suite"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-sdk",
 ]
@@ -2031,7 +2031,7 @@ checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
 [[package]]
 name = "viewer-aggregate"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "anyhow",
  "component-test-formats",
@@ -3030,7 +3030,7 @@ dependencies = [
 
 [[package]]
 name = "zero-gen-fixture"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "component-test-sdk",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 2f411e9..2942f4a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,7 @@ default-members = [
 ]
 
 [workspace.package]
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 license = "Apache-2.0"
 repository = "https://github.com/polymorph-components/polymorph-test"
diff --git a/js/browser-driver.mjs b/js/browser-driver.mjs
index c9dee7e..ac6ad91 100644
--- a/js/browser-driver.mjs
+++ b/js/browser-driver.mjs
@@ -21,7 +21,10 @@ import { fileURLToPath } from "node:url";
 /** Where this package self-mounts on the harness server. */
 export const MOUNT = "/__component-test";
 
-const PACKAGE_ROOT = dirname(dirname(fileURLToPath(import.meta.url)));
+// The directory holding this module (and its `viewer/` siblings): the
+// package root under the JSR/npm-compat layout, the `js/` subtree in a
+// repo checkout — the mount serves `viewer/*` either way.
+const PACKAGE_ROOT = dirname(fileURLToPath(import.meta.url));
 
 const MIME = {
   ".html": "text/html",
@@ -37,9 +40,12 @@ const MIME = {
  *  URLs instead). */
 export function componentTestImportMap() {
   return {
-    "@polymorph/component-test-js/harness": `${MOUNT}/js/viewer/harness.mjs`,
-    "@polymorph/component-test-js/context": `${MOUNT}/js/viewer/context.js`,
-    "@polymorph/component-test-js/imports": `${MOUNT}/js/viewer/imports.mjs`,
+    "@polymorph/test/harness": `${MOUNT}/viewer/harness.mjs`,
+    "@polymorph/test/context": `${MOUNT}/viewer/context.js`,
+    "@polymorph/test/imports": `${MOUNT}/viewer/imports.mjs`,
+    "@polymorph/component-test-js/harness": `${MOUNT}/viewer/harness.mjs`,
+    "@polymorph/component-test-js/context": `${MOUNT}/viewer/context.js`,
+    "@polymorph/component-test-js/imports": `${MOUNT}/viewer/imports.mjs`,
   };
 }
 
@@ -56,9 +62,9 @@ export function buildHarnessPage({ title = "component-test conformance", importM
 <title>${title}</title>
 <script type="importmap">${map}</script>
 <script type="module">
-import { runSuitesInPage } from "${MOUNT}/js/viewer/page-runner.mjs";
+import { runSuitesInPage } from "${MOUNT}/viewer/page-runner.mjs";
 await runSuitesInPage({
-  workerUrl: "${MOUNT}/js/viewer/browser-worker.mjs",
+  workerUrl: "${MOUNT}/viewer/browser-worker.mjs",
   ...${JSON.stringify(config)},
 });
 </script>`;
diff --git a/js/browser-driver.test.mjs b/js/browser-driver.test.mjs
index f22ea28..7ce9e46 100644
--- a/js/browser-driver.test.mjs
+++ b/js/browser-driver.test.mjs
@@ -17,11 +17,18 @@ import {
   findChrome,
 } from "./browser-driver.mjs";
 
-// The import map points every bare specifier at the self-mount.
+// The import map points every bare specifier at the self-mount, under
+// both the JSR name and the retired npm-facade name.
 const map = componentTestImportMap();
 for (const [specifier, path] of Object.entries(map)) {
-  assert.ok(specifier.startsWith("@polymorph/component-test-js/"));
-  assert.ok(path.startsWith(`${MOUNT}/js/viewer/`));
+  assert.ok(
+    specifier.startsWith("@polymorph/test/") ||
+      specifier.startsWith("@polymorph/component-test-js/"),
+  );
+  assert.ok(path.startsWith(`${MOUNT}/viewer/`));
+}
+for (const name of ["harness", "context", "imports"]) {
+  assert.equal(map[`@polymorph/test/${name}`], map[`@polymorph/component-test-js/${name}`]);
 }
 
 // The page: import map merged with the caller's, config JSON embedded,
@@ -43,8 +50,8 @@ const html = buildHarnessPage({
 });
 assert.ok(html.includes(`"my:sut":"/js/sut.js"`), "caller import-map entry");
 assert.ok(html.includes(map["@polymorph/component-test-js/harness"]), "self-mount entry");
-assert.ok(html.includes(`${MOUNT}/js/viewer/page-runner.mjs`));
-assert.ok(html.includes(`${MOUNT}/js/viewer/browser-worker.mjs`));
+assert.ok(html.includes(`${MOUNT}/viewer/page-runner.mjs`));
+assert.ok(html.includes(`${MOUNT}/viewer/browser-worker.mjs`));
 assert.ok(html.includes(`"jco-browser"`), "config embedded");
 
 // findChrome: an executable CHROME_PATH wins outright; a missing one
diff --git a/js/deno.json b/js/deno.json
index 90c35b1..7a96cf2 100644
--- a/js/deno.json
+++ b/js/deno.json
@@ -1,6 +1,6 @@
 {
   "name": "@polymorph/test",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "license": "Apache-2.0",
   "//": "The polymorph:test stack's JS runner core on JSR — the same source-only module set the repo-root package.json exports to npm git installs (keep the two export maps in sync). Plain JS with relative and node: imports only; the browser-safe pieces (harness, context, imports, the workers) load in browsers unchanged, and the node: importers (node-runner, browser-driver) are Node/Deno-side drivers. The publish include-list IS the package: everything else under js/ is repo tooling (the deltic runner leg, selftests, the viewer app).",
   "exports": {
diff --git a/package.json b/package.json
index 2dc6996..444c496 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polymorph/component-test-js",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "private": false,
   "type": "module",
   "description": "The polymorph:test stack's JS runner core, consumable as a pinned git dependency (npm git installs cannot select subdirectories, so this facade lives at the repo root). Source-only by design: the browser-safe harness (tag inventory, mark scheduling, the case loop), the test-context provider, and the shard workers (jco- and deltic-shaped). Built artifacts (the viewer-aggregate engine) are deliberately excluded - they wait for registry publishing. Stability policy: unstable 0.x, caret-honest releases (breaking changes bump the minor); pin a release's commit and bump deliberately.",