diff --git a/simple-webapp/backend/greet.js b/simple-webapp/backend/greet.js
old mode 100644
new mode 100755
diff --git a/simple-webapp/backend/server.js b/simple-webapp/backend/server.js
old mode 100644
new mode 100755
index 3edafde73..e43f7c4f1
--- a/simple-webapp/backend/server.js
+++ b/simple-webapp/backend/server.js
@@ -4,10 +4,13 @@ const greet = require("./greet");
 
 const server = http.createServer((req, res) => {
     const { name } = url.parse(req.url, true).query;
+    const greeting = greet(name);
+
+
     res.statusCode = 200;
     res.setHeader("Content-Type", "text/plain");
     res.setHeader("Access-Control-Allow-Origin", "*");
-    res.end(greet(name));
+    res.end(greeting);
 });
 
 const port = 3000;
diff --git a/simple-webapp/backend/test.js b/simple-webapp/backend/test.js
old mode 100644
new mode 100755
diff --git a/simple-webapp/frontend/greet.js b/simple-webapp/frontend/greet.js
old mode 100644
new mode 100755
diff --git a/simple-webapp/frontend/index.html b/simple-webapp/frontend/index.html
old mode 100644
new mode 100755
diff --git a/simple-webapp/frontend/main.js b/simple-webapp/frontend/main.js
old mode 100644
new mode 100755
diff --git a/simple-webapp/frontend/test.js b/simple-webapp/frontend/test.js
old mode 100644
new mode 100755