diff --git a/manifest.json b/manifest.json
index bc746c7..b47ee6b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": "0.2",
   "name": "@testingbot/mcp-server",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "description": "TestingBot's official MCP Server for AI-powered testing automation. Manage browsers, tests, builds, screenshots, storage, team members, and tunnels through conversational interfaces.",
   "icon": "icon.png",
   "homepage": "https://github.com/testingbot/mcp-server",
diff --git a/package-lock.json b/package-lock.json
index 9e5c229..b5fc2c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@testingbot/mcp-server",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@testingbot/mcp-server",
-      "version": "1.1.4",
+      "version": "1.1.5",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.0.4",
diff --git a/package.json b/package.json
index aa5b8ea..69ba309 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@testingbot/mcp-server",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "main": "dist/index.js",
   "type": "module",
   "mcpName": "com.testingbot/mcp-server",
diff --git a/server.json b/server.json
index ae3ce28..76b97d3 100644
--- a/server.json
+++ b/server.json
@@ -2,12 +2,12 @@
   "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json",
   "name": "com.testingbot/mcp-server",
   "description": "TestingBot's Official MCP Server for AI-powered testing automation",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "packages": [
     {
       "registryType": "npm",
       "identifier": "@testingbot/mcp-server",
-      "version": "1.1.4",
+      "version": "1.1.5",
       "transport": {
         "type": "stdio"
       },
diff --git a/src/tools/project.ts b/src/tools/project.ts
index f188c28..09ec1de 100644
--- a/src/tools/project.ts
+++ b/src/tools/project.ts
@@ -395,7 +395,7 @@ function configSnippet(framework: Framework, language: Language): string {
       "  secret: process.env.TESTINGBOT_SECRET!,",
       "  browserName: 'chrome',",
       "  browserVersion: 'latest',",
-      "  os: 'WIN11',",
+      "  platform: 'WIN11',",
       "}).toString();",
       "",
       "export default defineConfig({",
diff --git a/tests/tools/project.test.ts b/tests/tools/project.test.ts
index fc452cf..6c16a34 100644
--- a/tests/tools/project.test.ts
+++ b/tests/tools/project.test.ts
@@ -223,6 +223,18 @@ describe("Project Tools", () => {
       expect(result.content[0].text).toContain("TESTINGBOT_SECRET");
     });
 
+    it("names the OS capability `platform`, the only key the hub reads", async () => {
+      writeFile("package.json", JSON.stringify({ devDependencies: { "@playwright/test": "^1" } }));
+
+      const tools = addProjectTools(serverMock, testingBotApiMock, configMock);
+      const result = await tools.setupTestingBot.handler({ projectRoot: tmpDir });
+
+      // The hub only maps `platform`/`platformName` onto the session platform; an
+      // `os` key is silently dropped and the session lands on the default OS.
+      expect(result.content[0].text).toContain("platform: 'WIN11'");
+      expect(result.content[0].text).not.toContain("os: 'WIN11'");
+    });
+
     it("returns a WebdriverIO config + install command", async () => {
       writeFile(
         "package.json",