diff --git a/test/integration/built-store-cross-node.test.ts b/test/integration/built-store-cross-node.test.ts
index 7f95ac1..b5f2235 100644
--- a/test/integration/built-store-cross-node.test.ts
+++ b/test/integration/built-store-cross-node.test.ts
@@ -236,6 +236,24 @@ test("a joined node's consumers open the store and broker the mesh built and ado
   await mesh(`assign ${CONTROL} networking`);
   await mesh(`assign ${NODE} networking`);
 
+  // The networking module carries the registry trust (ADR 0082): a merged daemon.json naming the
+  // store's internal name, and a docker restart when it first lands. It must be ON both machines
+  // before anything builds or pulls — the builder pushes to anchor.internal:5000 the moment the
+  // first build finishes. Pushed and WAITED for, because the restart bounces the runtime and an
+  // apply in flight retries.
+  for (const machine of [CONTROL, NODE]) {
+    await mesh(`push ${machine}`, 600_000);
+    const deadline = Date.now() + 300_000;
+    let trusted = false;
+    while (Date.now() < deadline) {
+      const got = await on(machine, `grep -s "anchor.internal:5000" /etc/docker/daemon.json && docker info --format '{{json .RegistryConfig.IndexConfigs}}' 2>/dev/null | grep -q "anchor.internal:5000" && echo TRUSTED`);
+      if (/TRUSTED/.test(got.out)) { trusted = true; break; }
+      await new Promise((r) => setTimeout(r, 5_000));
+    }
+    assert.ok(trusted, `${machine}'s runtime never learned the registry trust:\n` +
+      (await on(machine, `cat /etc/docker/daemon.json 2>&1; docker info 2>&1 | tail -20`)).out);
+  }
+
   // The shared base first — every module with code of its own stands on it.
   await registerModule(BASE.module, baseManifest);
   const base = await mesh(`build ${forgeUrl(BASE.repo)} --ref ${refFor(BASE.repo)} --wait 1200s`, 1_500_000);