diff --git a/README.md b/README.md
index aaa6078..a27d7d6 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,21 @@
 ## What's it
-A cube game like Minecraft, using C++ and OpenGL.
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+A cube game like Minecraft, using C++ and OpenGL.  
+
+## Build Guide  
+### Prerequisites  
+- **CMake** (>= 3.24)
+- **C++ 23** compatible compiler
+### Step 
+1. Clone the repository  
+   ```bash
+   git clone https://github.com/zhenyan121/Cubed.git && cd Cubed
+   ```
+2. Configure with CMake
+   ```bash
+   mkdir build && cd build
+   cmake -G "Ninja" ..
+   ```
+3. Build the project  
+   ```bash
+   ninja
+   ```
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