diff --git a/README.md b/README.md
index dac6203..ea95779 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,14 @@
 # webp_to_png_gui
 
+## How to build it?
+> the pip package showed be installed "poetry"
+
+```bash
+git clone https://git.zziyu.cn/Zengtudor/webp_to_png_gui.git
+
+cd webp_to_png_gui
+
+poetry install
+
+poetry build
+```
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