diff --git a/flow-state/src/llm/llmTweak.js b/flow-state/src/llm/llmTweak.js
index b1f89df..859f7d8 100644
--- a/flow-state/src/llm/llmTweak.js
+++ b/flow-state/src/llm/llmTweak.js
@@ -97,6 +97,7 @@ export async function requestSongTweak({ spec, track, look, hint = '', config =
         baseURL: isDev ? '/__llm/v1' : cfg.gatewayUrl,
         apiKey: cfg.apiKey,
         fetch: isDev ? proxyFetch : undefined,
+        strictJsonSchema: false,
     });
     const modelId = cfg.model;
 
diff --git a/flow-state/src/llm/spec.js b/flow-state/src/llm/spec.js
index f1e9794..72a5ae9 100644
--- a/flow-state/src/llm/spec.js
+++ b/flow-state/src/llm/spec.js
@@ -19,7 +19,7 @@ export const TweakEditsSchema = z.object({
     dynamics: z.number().min(0).max(1).optional(),
     transition: z.number().min(0).max(1).optional(),
     arrangement: z.enum(ARRANGEMENT_VALUES).optional(),
-}).strict();
+});
 
 export const TweakResultSchema = z.object({
     rationale: z.string().min(1).max(800),