diff --git a/tests/fixtures/radar-feed-canonical.json b/tests/fixtures/radar-feed-canonical.json
index 3823862cd7..c0189bd236 100644
--- a/tests/fixtures/radar-feed-canonical.json
+++ b/tests/fixtures/radar-feed-canonical.json
@@ -46,7 +46,10 @@
       "setup": {
         "keyUrl": "https://console.groq.com/keys",
         "steps": [
-          "Crie uma conta gratuita no console da Groq",
+          {
+            "en": "Create a free account in the Groq console",
+            "pt": "Crie uma conta gratuita no console da Groq"
+          },
           "Gere uma API key na página de keys",
           "Adicione a key no OmniRoute com o provider groq"
         ]
diff --git a/tests/unit/radar-localized-feed.test.ts b/tests/unit/radar-localized-feed.test.ts
index 0c67902b55..4b1b8404e3 100644
--- a/tests/unit/radar-localized-feed.test.ts
+++ b/tests/unit/radar-localized-feed.test.ts
@@ -8,12 +8,11 @@ const fixture = JSON.parse(
   readFileSync(new URL("../fixtures/radar-feed-canonical.json", import.meta.url), "utf8")
 ) as Record<string, unknown>;
 
-test("RadarFeedSchema accepts D25 localized setup and quirk text with English fallback", () => {
+test("canonical fixture carries D25 localized setup and accepts localized quirks", () => {
   const localized = structuredClone(fixture) as {
     models: Array<{ setup: { steps: unknown[] } | null }>;
     quirks: Array<{ title: unknown; body: unknown }>;
   };
-  localized.models[0]!.setup!.steps[0] = { en: "Create an account", pt: "Crie uma conta" };
   localized.quirks = [
     {
       slug: "shared-pool",
@@ -25,7 +24,22 @@ test("RadarFeedSchema accepts D25 localized setup and quirk text with English fa
   ];
   const parsed = RadarFeedSchema.parse(localized);
   assert.deepEqual(parsed.models[0]!.setup!.steps[0], {
-    en: "Create an account",
-    pt: "Crie uma conta",
+    en: "Create a free account in the Groq console",
+    pt: "Crie uma conta gratuita no console da Groq",
   });
 });
+
+test("RadarFeedSchema preserves schema-v1 legacy setup and quirk strings", () => {
+  const legacy = structuredClone(fixture) as {
+    models: Array<{ setup: { steps: unknown[] } | null }>;
+    quirks: Array<{ title: unknown; body: unknown }>;
+  };
+  legacy.models[0]!.setup!.steps[0] = "Create an account";
+  legacy.quirks[0]!.title = "Shared quota";
+  legacy.quirks[0]!.body = "Models share one pool.";
+
+  const parsed = RadarFeedSchema.parse(legacy);
+  assert.equal(parsed.models[0]!.setup!.steps[0], "Create an account");
+  assert.equal(parsed.quirks[0]!.title, "Shared quota");
+  assert.equal(parsed.quirks[0]!.body, "Models share one pool.");
+});