diff --git a/packages/mosaic/src/commands/fleet-launch-command.spec.ts b/packages/mosaic/src/commands/fleet-launch-command.spec.ts
index cc2f1043..d9999cf7 100644
--- a/packages/mosaic/src/commands/fleet-launch-command.spec.ts
+++ b/packages/mosaic/src/commands/fleet-launch-command.spec.ts
@@ -40,10 +40,10 @@ function fixture(profile: Record<string, unknown> = { schema: 1, harness: 'claud
   const userHome = join(root, 'user');
   const agentDir = join(userHome, 'fleet', 'agents', 'fred');
   const namedBundleDir = join(userHome, 'auth', 'claude', 'fred_example.com');
-  mkdirSync(join(systemHome, 'framework', 'runtime', 'claude'), { recursive: true });
+  mkdirSync(join(systemHome, 'runtime', 'claude'), { recursive: true });
   mkdirSync(agentDir, { recursive: true });
   mkdirSync(namedBundleDir, { recursive: true });
-  writeFileSync(join(systemHome, 'framework', 'runtime', 'claude', 'settings.json'), '{}\n');
+  writeFileSync(join(systemHome, 'runtime', 'claude', 'settings.json'), '{}\n');
   writeFileSync(join(agentDir, 'profile.json'), `${JSON.stringify(profile, null, 2)}\n`);
   writeFileSync(join(namedBundleDir, '.credentials.json'), '{}\n', { mode: 0o600 });
   writeFileSync(
@@ -352,7 +352,7 @@ describe('dry-run composition', () => {
       env: { SEAT_FLAG: 'yes' },
     });
     writeFileSync(
-      join(fx.systemHome, 'framework', 'runtime', 'claude', 'settings.json'),
+      join(fx.systemHome, 'runtime', 'claude', 'settings.json'),
       '{"theme":"dark","hooks":["system"],"nested":{"system":true}}\n',
     );
     mkdirSync(join(fx.userHome, 'config', 'claude'), { recursive: true });
@@ -376,7 +376,7 @@ describe('dry-run composition', () => {
       harness: claude
       seat-home: <ROOT>/user/fleet/agents/fred/.claude
       settings sources:
-        system: <ROOT>/system/framework/runtime/claude/settings.json
+        system: <ROOT>/system/runtime/claude/settings.json
         user: <ROOT>/user/config/claude/settings.json
         agent: <ROOT>/user/fleet/agents/fred/overlay.json
         output: <ROOT>/user/fleet/agents/fred/.claude/settings.json
diff --git a/packages/mosaic/src/commands/fleet-launch-command.ts b/packages/mosaic/src/commands/fleet-launch-command.ts
index 3a9a8083..61d86abc 100644
--- a/packages/mosaic/src/commands/fleet-launch-command.ts
+++ b/packages/mosaic/src/commands/fleet-launch-command.ts
@@ -577,7 +577,7 @@ export function resolveFleetLaunchComposition(
   const layers: SettingsLayer[] = [
     readSettingsLayer(
       'system',
-      join(roots.systemHome, 'framework', 'runtime', profile.harness, 'settings.json'),
+      join(roots.systemHome, 'runtime', profile.harness, 'settings.json'),
       true,
     ),
     readSettingsLayer(