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diff --git a/README.md b/README.md
index 559681e..fb52f86 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,17 @@
 https://raytracing.github.io/books/RayTracingInOneWeekend.html
 
 ![Ray Tracing In One Weekend](RayTracingInOneWeekend.png)
+
+
+
+# How to Build
+
+```
+$ make build
+```
+
+# How to Run
+
+```
+$ make
+```