diff --git a/assets/icon-128.png b/assets/icon-128.png
new file mode 100644
index 0000000..37dfcd7
Binary files /dev/null and b/assets/icon-128.png differ
diff --git a/assets/icon-64.png b/assets/icon-64.png
new file mode 100644
index 0000000..41051fc
Binary files /dev/null and b/assets/icon-64.png differ
diff --git a/manifest.xml b/manifest.xml
index d87546f..3dc7549 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Excel Custom Functions" />
   <Description DefaultValue="Write your own Excel functions in TypeScript." />
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/test/test-manifest.xml b/test/test-manifest.xml
index 29d05f3..1b92ad4 100644
--- a/test/test-manifest.xml
+++ b/test/test-manifest.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Excel Custom Functions"/>
   <Description DefaultValue="Write your own Excel functions in TypeScript."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/test/ui-test.ts b/test/ui-test.ts
index 9472bdb..f54cb8c 100644
--- a/test/ui-test.ts
+++ b/test/ui-test.ts
@@ -27,7 +27,8 @@ describe("Test Excel Custom Functions", function () {
         // Call startDebugging to start dev-server and sideload
         const devServerCmd = `npm run dev-server -- --config ./test/webpack.config.js`;
         const devServerPort = parseNumber(process.env.npm_package_config_dev_server_port || 3000);
-        await startDebugging(manifestPath, AppType.Desktop, toOfficeApp(host), undefined, undefined, devServerCmd, devServerPort);
+            await startDebugging(manifestPath, AppType.Desktop, toOfficeApp(host), undefined, undefined, 
+                devServerCmd, devServerPort, undefined, undefined, undefined, false /* enableDebugging */);
     }),
     describe("Get test results for custom functions and validate results", function () {
         it("should get results from the taskpane application", async function () {