diff --git a/part1/courseinfo/src/App.js b/part1/courseinfo/src/App.js
index 8742557..a7299aa 100644
--- a/part1/courseinfo/src/App.js
+++ b/part1/courseinfo/src/App.js
@@ -25,32 +25,38 @@ const Total = (props) => {
 };
 
 const App = () => {
-  const course = "Half Stack application development";
-  const parts = [
-    {
-      name: "Fundamentals of React",
-      exercises: 10,
-    },
-    {
-      name: "Using props to pass data",
-      exercises: 7,
-    },
-    {
-      name: "State of a component",
-      exercises: 14,
-    },
-  ];
+  const course = {
+    name: "Half Stack application development",
+    parts: [
+      {
+        name: "Fundamentals of React",
+        exercises: 10,
+      },
+      {
+        name: "Using props to pass data",
+        exercises: 7,
+      },
+      {
+        name: "State of a component",
+        exercises: 14,
+      },
+    ],
+  };
 
   return (
     <div>
-      <Header course={course} />
+      <Header course={course.name} />
       <Content
-        part1={parts[0].name + " " + parts[0].exercises}
-        part2={parts[1].name + " " + parts[1].exercises}
-        part3={parts[2].name + " " + parts[2].exercises}
+        part1={course.parts[0].name + " " + course.parts[0].exercises}
+        part2={course.parts[1].name + " " + course.parts[1].exercises}
+        part3={course.parts[2].name + " " + course.parts[2].exercises}
       />
       <Total
-        part={parts[0].exercises + parts[1].exercises + parts[2].exercises}
+        part={
+          course.parts[0].exercises +
+          course.parts[1].exercises +
+          course.parts[2].exercises
+        }
       />
     </div>
   );